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From PPL to airline job: ATPL, A320 & B737 prep, interviews, pilot jobs and tools

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From your first lesson to your airline job and beyond: sourced exam and type-rating questions, interview prep, pilot jobs and pilot tools

16,000+Questions
100%Sourced

NEW Pilot tools: METAR/TAF decoder · Flight Briefing PRO · Max FDP/fatigue calculator · crosswind · density altitude · pilot CV builder · type rating map

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Question of the day
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Choose your study area
EASA PPL, IR, CPL & ATPL theory · A320 & B737 systems · airline interviews
PPL Theory
All 9 Private Pilot Licence subjects
IR Theory
Instrument Rating — all 7 subjects
CPL Theory
Commercial Pilot Licence subjects
ATPL Question Bank
All 13 ATPL subjects
FAA Private Pilot Written
PAR knowledge test — ten subject areas, ACS-coded, from the FAA handbooks
FAA Instrument Written
IRA knowledge test — IFR regulations, charts, approaches, navigation, weather
FAA Commercial Written
CAX knowledge test — commercial regulations, complex systems, performance, ADM
FAA ATP Written
ATM knowledge test — Part 121 and 117, transport aerodynamics, performance, CRM
A320 Family
Aircraft Systems · Limitations · SOP · Abnormal
B737 Family
Aircraft Systems · Limitations · SOP · Abnormal
Embraer E‑Jet
E170 · E175 · E190 · E195 · Systems · Limitations · SOP · Abnormal
Interview Preparation
A320 · B737 · CRM & Human Factors · US airline HR & technical
NEW
Difference Training
737 NG to MAX · A320ceo to neo · A319, A320 and A321 compared · or €11.99 per aircraft
INCLUDED IN PRO

For training use only — not for operational use

References: Airbus FCOM · FCTM · EASA regulations · CS-25

References: Airbus FCOM · FCTM · FAA handbooks (PHAK, AFH, IFH, AIM) · 14 CFR Parts 61 and 91

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A320 FAMILY
A320 Question Bank
SELECT CATEGORY
A320 Family
CUSTOM TEST
Pick your subcategories · Set question count · No answers shown until the end · Paid plans
BUILD TEST →
DIFFERENCE TRAINING
A320ceo to neo · A319 / A320 / A321

A course and its quiz on what changes between variants, built from the FAA and EASA differences data. Included in PRO, or unlock it alone for €11.99 for 12 months.

DIFFERENCE TRAINING
Difference Training
B737 FAMILY
B737 Question Bank
SELECT SUBJECT
B737 Subjects
DIFFERENCE TRAINING
737 NG to 737 MAX

A course and its quiz on what changes between variants, built from the FAA and EASA differences data. Included in PRO, or unlock it alone for €11.99 for 12 months.

B737 FAMILY
B737 Systems
SELECT CHAPTER
B737 Systems
E-JET FAMILY
Embraer E-Jet Question Bank

How this bank is sourced. The E-Jet questions come from the EASA type-certificate data sheets for the ERJ 170 and ERJ 190 and from a detailed E190 E1/E2 AOM summary written by a line pilot; every answer names its source. Questions say E1 or E2 wherever the variants differ. Always check figures against your own operator’s manuals.

SELECT SUBJECT
E-Jet Subjects
E-JET FAMILY
E-Jet Systems
SELECT CHAPTER
E-Jet Systems
ATPL
ATPL Question Bank
SELECT SUBJECT
ATPL Subjects
EXAM SIMULATION
All 13 ATPL(A) papers at the official EASA length and time · One clock · 75% to pass
SIT A PAPER →
CUSTOM TEST
Mix subjects · Set question count · Performance breakdown charts at the end · Paid plans
BUILD TEST →
PRIVATE PILOT LICENCE
PPL Theory Question Banks
SELECT SUBJECT
PPL Subjects
EXAM SIMULATION
All nine PPL papers, timed to your authority’s format · No answers until you submit · 75% to pass
SIT A PAPER →

Every PPL theory question — €10/mo

Ground School unlocks all 8,900+ theory questions — PPL, IR, CPL and ATPL, plus the four FAA writtens — each answer cited to its source. Theory only — no A320, no B737, no interview banks.

INSTRUMENT RATING
IR Theory Question Banks
SELECT SUBJECT
IR Subjects
EXAM SIMULATION
All seven IR(A) papers at the official EASA length and time · One clock · 75% to pass
SIT A PAPER →

Every IR theory question — €10/mo

Ground School unlocks all 8,900+ theory questions — PPL, IR, CPL and ATPL, plus the four FAA writtens — each answer cited to its source. Theory only — no A320, no B737, no interview banks.

COMMERCIAL PILOT LICENCE
CPL Theory Question Banks
SELECT SUBJECT
CPL Subjects
EXAM SIMULATION
All 13 CPL(A) papers at the official EASA length and time · One clock · 75% to pass
SIT A PAPER →

Every CPL theory question — €10/mo

Ground School unlocks all 8,900+ theory questions — PPL, IR, CPL and ATPL, plus the four FAA writtens — each answer cited to its source. Theory only — no A320, no B737, no interview banks.

FAA PRIVATE PILOT — AIRPLANE
Private Pilot Written (PAR)
SELECT SUBJECT
PAR Subject Areas

Every Private Pilot question — €10/mo

Ground School unlocks every theory question on v1prep — the four FAA written tests and the EASA PPL, IR, CPL and ATPL — each answer cited to the FAA handbook page or regulation. Theory only — no A320, no B737, no interview banks.

FAA INSTRUMENT RATING — AIRPLANE
Instrument Rating Written (IRA)
SELECT SUBJECT
IRA Subject Areas

Every Instrument Rating question — €10/mo

Ground School unlocks every theory question on v1prep — the four FAA written tests and the EASA PPL, IR, CPL and ATPL — each answer cited to the FAA handbook page or regulation. Theory only — no A320, no B737, no interview banks.

FAA COMMERCIAL PILOT — AIRPLANE
Commercial Pilot Written (CAX)
SELECT SUBJECT
CAX Subject Areas

Every Commercial Pilot question — €10/mo

Ground School unlocks every theory question on v1prep — the four FAA written tests and the EASA PPL, IR, CPL and ATPL — each answer cited to the FAA handbook page or regulation. Theory only — no A320, no B737, no interview banks.

FAA AIRLINE TRANSPORT PILOT — MULTIENGINE
ATP Written (ATM)
SELECT SUBJECT
ATM Subject Areas

Every ATP question — €10/mo

Ground School unlocks every theory question on v1prep — the four FAA written tests and the EASA PPL, IR, CPL and ATPL — each answer cited to the FAA handbook page or regulation. Theory only — no A320, no B737, no interview banks.

PILOT JOBS
Who’s Hiring Right Now
RECRUITMENT BOARD
 

Always confirm on the airline’s own careers page before you apply. Requirements and recruitment status change without notice, and the airline’s page is the only authority. Airlines are grouped by region; each card says whether the door is open for First Officers, for Captains, or neither, and shows the date its details were last checked.

BOARD UPDATED —
TEST
Custom Test
NUMBER OF QUESTIONS
40 questions
10100
SELECT SUBCATEGORIES
EXAM SIMULATION OPTIONS
Select at least one category to begin
EXAM SIMULATION
Exam simulation
Q 0 / 0
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A320 FAMILY
Systems
SELECT SYSTEM
A320 Systems
A320 FAMILY
Powerplant
POWERPLANT
Engine Systems
INTERVIEW PREP
Interview Preparation
SELECT CATEGORY
Interview Prep
INTERVIEW PREP — A320
A320 Interview
SELECT TOPIC
A320 Interview Topics
INTERVIEW PREP — B737
B737 Interview
SELECT TOPIC
B737 Interview Topics
INTERVIEW PREP — CRM
CRM & Human Factors
SELECT TOPIC
CRM & HF Topics
INTERVIEW PREP — USA
US Airline Interview
SELECT TOPIC
Regionals & Majors
ATPL — AIRCRAFT GENERAL KNOWLEDGE
Aircraft General Knowledge
SELECT SUB-CATEGORY
AGK Topics
MEMBERSHIP

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From personal interview prep to ATO cohort licences

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  • ✓37 preview banks
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STUDENT PILOTS
GROUND SCHOOL
€10/mo
or €99/year · theory only

Every EASA and FAA theory question — PPL to ATPL, Private Pilot to ATP — for less than one hour of dual.

  • ✓8,900+ theory questions, 74 banks
  • ✓EASA PPL · IR · CPL · ATPL — every subject
  • ✓FAA Private · Instrument · Commercial · ATP writtens
  • ✓Every answer cited to its source
  • ✓Progress + spaced repetition
  • ✗A320 / B737 systems
  • ✗Interview banks + Mock Interview

or €99/year — save €21 →

90 DAYS · ONE-TIME
INTERVIEW PASS
€129
one-time · 90 days · no auto-renewal

You have a date. Ninety days of everything, then it ends — no subscription to cancel.

  • ✓The full library — 16,000+ questions
  • ✓A320 + B737 + EASA ATPL + FAA writtens
  • ✓Mock Interview mode
  • ✓Difference Training: 737 NG → MAX, A320ceo → neo
  • ✓Pilot CV Pro: PDF, cover letter, CV optimised weekly
  • ✓Flight Briefing: weather, runways, SIGMETs, terrain
  • ✓Nothing to cancel — it simply stops
THE FULL LIBRARY, ONGOING
MONTHLY
PRO
€19/mo
billed monthly · cancel anytime

Everything — theory, type systems and interviews — month to month.

  • ✓16,000+ questions, all banks
  • ✓A320 + B737 + EASA ATPL + FAA writtens
  • ✓Mock Interview mode
  • ✓Difference Training: 737 NG → MAX, A320ceo → neo
  • ✓Pilot CV Pro: PDF, cover letter, CV optimised weekly
  • ✓Flight Briefing: weather, runways, SIGMETs, terrain
  • ✓Progress + spaced repetition
  • ✓Cancel anytime
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PRO
€12/mo
€149 billed yearly · save €79/yr

Same as monthly — but committed pilots get a 35% discount.

  • ✓Everything in PRO Monthly
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  • ✓Annual content roadmap access
  • ✓Priority email support
  • ✓14-day refund guarantee
BEST VALUE
LIFETIME
€299
one-time · pay once · keep forever

Pro forever — every future interview, every future content update.

  • ✓Everything in PRO Annual
  • ✓Forever access — no renewal
  • ✓All future content updates
  • ✓Founding-member badge
  • ✓Priority support for life
FLIGHT SCHOOLS & ATOs
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SCHOOL
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School Starter · 15 student seats included

Licence v1prep for your cadets: they join with your school code, and your instructors follow their progress by subject.

  • ✓School Starter — €199/mo, 15 student seats
  • ✓ATO Pro — €499/mo, 50 student seats
  • ✓Full PRO content for every cadet
  • ✓Instructor dashboard: each student’s progress by subject
  • ✓Progress reports to download (CSV)
  • ✓Your school’s name on every student’s account
  • ✓Direct support from the founder, and onboarding
  • ✓Enterprise — unlimited seats, custom pricing
WHAT EACH TIER CONTAINS

Ground School is the theory library — EASA PPL, IR, CPL and ATPL, and the four FAA writtens. PRO adds the A320, B737 and interview banks on top. The Interview Pass contains exactly what PRO contains, for 90 days.

FEATURE LITE
FREE FOREVER
GROUND SCHOOL
FROM €99/YR
PRO / PASS
€19/mo · Pass €129
Content
Question banks unlocked 37 preview banks 74 theory banks All 154 banks
Total questions available 5 per session, from 3,400+ 8,900+ 16,000+
Airbus A320 Family systems Limited (7 preview banks) ✗ All A320 banks
Boeing 737 systems (NG & MAX) Limited (7 preview banks) ✗ All B737 banks
Embraer E-Jet (E1 & E2) Limited (6 preview banks) ✗ All E-Jet banks
PPL / IR / CPL theory banks Limited (3 preview banks) ✓ ✓
EASA ATPL theory banks Limited (1 preview bank) ✓ ✓
FAA written tests (Private / Instrument / Commercial / ATP) Limited (4 preview banks) ✓ ✓
Interview Q&A (A320 / B737 / CRM) Limited (8 preview banks) ✗ ✓
US airline interview (technical / HR / process) Technical set only ✗ ✓
FCOM / FCTM / EASA / FAA-sourced explanations ✓ ✓ ✓
New content added monthly ✗ ✓ ✓
Study modes
Quiz mode with explanations ✓ ✓ ✓
Questions per session 5 max Unlimited Unlimited
Mock Interview mode (timed + scored) ✗ ✗ ✓
Spaced repetition for weak areas ✓ ✓ ✓
Mistake review queue ✓ ✓ ✓
Flag questions for later ✓ ✓ ✓
Progress & analytics
Session history Full Full Full
Accuracy per bank Lifetime tracking Lifetime tracking Lifetime tracking
Streak & daily activity tracking ✓ ✓ ✓
Performance dashboard ✓ ✓ ✓
Cross-device sync (cloud) ✓ ✓ ✓

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MOCK INTERVIEW

INTERVIEW SIMULATOR

Time-boxed technical round with randomised questions

Included with PRO, the Interview Pass and Lifetime.

Flagged Questions

0 FLAGGED

Performance Dashboard

Track your progress across all question banks and study sessions.

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Questions
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Accuracy
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STUDY ACTIVITY
LAST 16 WEEKS · HOVER FOR DETAILS
ATPL THEORY
ACCURACY OVERVIEW
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ATPL Accuracy
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Questions0
ATPL BANK PERFORMANCE
A320 TYPE
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A320 Accuracy
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A320 BANK PERFORMANCE
B737 TYPE
ACCURACY OVERVIEW
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B737 Accuracy
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B737 BANK PERFORMANCE
E-JET TYPE
ACCURACY OVERVIEW
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E-Jet Accuracy
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E-JET BANK PERFORMANCE
MILESTONE

School Dashboard

Your students’ progress by subject: questions answered, score, sessions and the subject that needs the most work.

Sign in with your instructor account to see your school.

ADMIN DASHBOARD

Real-time platform metrics · Revenue · Engagement · Content Quality

● LIVE
—TOTAL USERS
—PRO USERS
—MRR (€)
—DAU
—QUIZZES TODAY
—AVG ACCURACY
REVENUE & SUBSCRIPTIONS
PLAN DISTRIBUTION
RECENT PLAN CHANGES
USER ENGAGEMENT
ENGAGEMENT METRICS
TOP 10 USERS
CONTENT QUALITY
HARDEST QUESTIONS (LOWEST ACCURACY)
BANK DIFFICULTY RANKING
ERROR REPORTS & FLAGGED ITEMS
CONTACT MESSAGES
INDIVIDUAL CUSTOMERS
ATO / ORGANISATIONS
ACCOUNT SHARING DETECTION
SUSPICIOUS ACCOUNTS — RANKED BY ABUSE SCORE (UNIQUE DEVICES × TIMEZONES × LANGUAGES)
Click LOAD / REFRESH to query Firestore for active sessions.
REAL-TIME ACTIVITY FEED
FCOM-SOURCED · EASA & FAA · AIRLINE CAREERS PAGES

Articles & Guides

82 in-depth articles and pilot tools: A320 systems, procedures and performance, ATPL and PPL/IR/CPL theory, the FAA written tests and the US airline path, who is hiring and what each airline requires, and airline-specific interview prep — all free, every fact sourced.

// PILOT TOOLS7 TOOLS
LIVE · ICAO & US
METAR and TAF Decoder
Enter an ICAO code for the live METAR and TAF, or paste any report: every group in plain English, TEMPO, BECMG and PROB included, with the flight category of each period.
Free · 3 uses, then a free account→
NEW · YOUR ROUTE
Flight Briefing
Departure time and two airports in, a written briefing out: the METAR and TAF at each end for your times, the runway likely in use, SIGMETs and pilot reports along the route, elevations and terrain. See a real example on the page.
€4.99/month or with PRO→
EASA FTL · FAA PART 117
Max FDP/Fatigue Calculator
Check your sleep against the Prior Sleep/Wake Model, then find the maximum daily FDP under EASA ORO.FTL.205 or FAA Part 117 Table B for your report time and sectors.
3 free uses, then an account→
NEW · GUSTS · TRUE OR MAGNETIC
Crosswind Calculator
Runway and wind in, crosswind, headwind or tailwind out, in the gusts too. Converts a METAR wind from true to magnetic, shows the other end of the runway and checks your limits.
3 free uses, then an account→
NEW · ICAO STANDARD ATMOSPHERE
Density Altitude Calculator
Elevation, QNH (hPa or inHg) and temperature in: pressure altitude, ISA deviation and density altitude out, with the 120 ft rule of thumb and the effect of humidity.
3 free uses, then an account→
CV · COVER LETTER · PRIVATE
Pilot CV Builder
Build an airline-style pilot CV with a proper hours table, licences, ratings and experience, and preview it live, free with an account. For €4.99, v1prep optimises it for the airline you pick; Pilot CV Pro is included with PRO and Difference Training.
Free with an account · optimised €4.99→
MAP · 58 CENTRES
Type Rating Training Map
Where to do an A320, B737, ATR, A330/A350, B777/B787 or Dash 8 type rating: training centres worldwide with their types, approvals and enquiry contacts, filterable by aircraft and region.
Free with an account→
// PPL / IR / CPL THEORY10 GUIDES
EASA PPL
EASA PPL Theory: All 9 Subjects Explained
All nine EASA PPL theory exam subjects explained by professional pilots: what each paper tests, the 75% pass mark, the 18-month rule and a study order.
~18 min read→
EASA PPL
PPL Principles of Flight: The Complete Guide
PPL Principles of Flight for the EASA exam: the four forces, the lift formula, the stall and spin, the drag curve, Vx and Vy, load limits and stability.
~24 min read→
PPL AIR LAW
Top 30 PPL Air Law Questions
Thirty exam-style PPL Air Law questions with worked EASA answers on SERA, VMC minima, airspace, altimetry and licensing, each naming the regulation.
~25 min read→
PPL METEOROLOGY
Top 25 PPL Meteorology Questions
The 25 PPL meteorology questions that actually come up, with worked EASA answers: ISA, lapse rates, stability, icing, fog, wind and METAR/TAF decoding.
~25 min read→
EASA PPL
Magnetic Compass Errors: UNOS, ANDS & Dip
Magnetic compass errors for the EASA PPL: variation, deviation, magnetic dip, turning error (UNOS), acceleration error (ANDS) and why both flip to ONUS.
~18 min read→
PPL / CPL
Carburettor Icing Explained
Carburettor icing explained: why it forms above freezing, the symptoms in fixed-pitch and constant-speed aeroplanes, and how to use carb heat correctly.
~17 min read→
EASA 040
Spatial Disorientation & Visual Illusions
Spatial disorientation and visual illusions for EASA Human Performance 040: the leans, the graveyard spiral, Coriolis, black hole approaches, night vision.
~17 min read→
EASA IR
EASA Instrument Rating Theory: The 7 IR Exams
The EASA instrument rating theory exams explained: the seven IR(A) subjects, the 75% pass mark, the 18-month clock, the CB-IR route and what fails people.
~26 min read→
EASA IR
Cold Weather Altimetry Explained
Cold weather altimetry for the EASA IR: why the altimeter over-reads in cold air, the 4% rule, the ICAO correction table and lowest usable flight level.
~18 min read→
EASA CPL
EASA CPL Theory: All 13 Exam Subjects
EASA CPL theory explained by professional pilots: all 13 exam subjects, the 75% pass mark, the 18- and 36-month clocks, and what changes after the PPL.
~21 min read→
// FAA — UNITED STATES7 GUIDES
START HERE
FAA Written Test Prep for US Pilots
The four FAA written-test banks (Private, Instrument, Commercial and ATP: 34 banks, 1,450+ questions written from the FAA handbooks by ACS code), plus A320/B737 systems, US interview prep and the jobs board.
~5 min read→
PRIVATE PILOT
FAA Private Pilot Written Test
60 questions, 2 h 30, 70% to pass, about $175 at PSI, valid 24 months. Every ACS area, what fails candidates, the endorsement you need and a study order that works.
~7 min read→
ATP
FAA ATP Written Test (ATM)
The ATP-CTP course you must finish first (30 h classroom, 10 h simulator), 125 questions in 4 hours, the 60-month validity and what the test actually covers.
~6 min read→
14 CFR 61.160
Restricted ATP Explained
750 hours for military pilots, 1,000 with an aviation bachelor’s and 60 credits, 1,250 with 30 credits or an associate degree. Who qualifies, what an R-ATP lets you do, and when it becomes a full ATP.
~5 min read→
FAA VS EASA
FAA vs EASA Pilot Licence
One written test against thirteen ATPL exams, the 1,500-hour rule against the frozen ATPL, medicals, English, age limits and cost — and how to convert in each direction.
~7 min read→
CAREER PATH
How to Become an Airline Pilot in the USA
Eight steps from medical to major: Private, Instrument, Commercial, CFI, 1,500 hours or R-ATP, ATP-CTP and ATP, regional, then the flow. With costs and timelines.
~7 min read→
MEDICAL
FAA Medical Certificates Explained
First, Second and Third Class and BasicMed: what each is for, how long it lasts by age, the conditions that need a special issuance, and what to do before your first exam.
~6 min read→
// PILOT JOBS & CAREERS12 GUIDES
UPDATED WEEKLY
Airline Pilot Jobs: Who’s Hiring Worldwide
121 airlines in 6 regions. For each one: is the door open for First Officers, for Captains, or only through a cadet programme — with the licence, hours and right-to-work it publishes.
Live board→
UNDER 500 HOURS
Low-Hour Pilot Jobs
The 1,500-hour wall is an American rule. Every airline with a First or Second Officer entry point at 500 hours or less, what it asks instead of hours, and the traps in the small print.
~9 min read→
COMMAND
Direct Entry Captain Jobs
Most airlines make their Captains. These ones hire them: the direct-entry command seats by region, the published minimums, age limits, and the airlines that never take Captains from outside.
~9 min read→
ZERO HOURS
Airline Cadet Pilot Programmes
Sponsored, part-sponsored and self-funded routes from zero hours, by region. Who pays, who is eligible, what the bond costs, and the catch in every cadet contract.
~10 min read→
ONE TABLE
Airline Pilot Hours Requirements
Every airline’s published minimum in one table, from no minimum at Air France to 7,000 hours at Emirates — and what total, PIC, multi-crew and factorised hours actually mean.
~8 min read→
COMPARISON
Pilot Requirements by Region
USA vs Europe vs Middle East vs Asia: licence, hours, type rating, right to work, medical, English and the Captain question — and where to apply with the hours you have.
~11 min read→
EUROPE
Airline Pilot Jobs in Europe
The most open First Officer market in the world and one of the most closed for Captains. Who is hiring, the frozen-ATPL floor at each airline, and the licence and language traps.
~8 min read→
USA & CANADA
Airline Pilot Jobs in the USA and Canada
One licence and one number: the FAA ATP and 1,500 hours. Which majors and regionals are hiring, the R-ATP reductions, the pathway programmes, and why nobody hires Captains.
~8 min read→
GULF
Airline Pilot Jobs in the Middle East
Emirates, Etihad, flydubai, Riyadh Air and the rest: experienced First Officers and Direct Entry Captains, the type-rating clauses, bonds and age caps, and the cadet schemes for nationals only.
~8 min read→
ASIA-PACIFIC
Airline Pilot Jobs in Asia-Pacific
Cathay from 250 hours, Singapore at 1,500, Qantas for citizens, India from 200 hours on a DGCA CPL, and the expat-contract markets that take Captains only.
~8 min read→
AFRICA
Airline Pilot Jobs in Africa
Ethiopian and Royal Air Maroc hire expatriate Captains and First Officers on contract; EgyptAir, SAA and Air Mauritius hire nationals. What each one publishes.
~8 min read→
LATIN AMERICA
Airline Pilot Jobs in Latin America
Azul’s 446 hires, GOL’s 500-hour talent bank, LATAM by affiliate, Copa at 1,000 hours — and why a foreign pilot needs the local licence first.
~8 min read→
// AIRLINE PILOT REQUIREMENTS12 GUIDES
US MAJOR
Delta Air Lines Pilot Requirements
Delta Air Lines pilot requirements as the airline publishes them: 1,500 h · 1,000 h turbine · 250 h PIC/SIC, FAA CPL/IR · ATP-eligible, type rating Not required ·.
~5 min read→
US MAJOR
American Airlines Pilot Requirements
American Airlines pilot requirements as the airline publishes them: 1,500 h · 1,000 h military, FAA ATP or ATP-eligible, type rating Not required · provided, right.
~5 min read→
US MAJOR
United Airlines Pilot Requirements
United Airlines pilot requirements as the airline publishes them: 1,500 h direct entry, FAA ATP (unrestricted) + ME, type rating Not required · provided, right to.
~5 min read→
US MAJOR
Southwest Airlines Pilot Requirements
Southwest Airlines pilot requirements as the airline publishes them: 2,500 h total or 1,500 h turbine, FAA ATP + AMEL, type rating Not required · B737 provided.
~5 min read→
CANADA
Air Canada Pilot Requirements
Air Canada pilot requirements as the airline publishes them: 2,000 h fixed-wing, Canadian ATPL · Group 1 IR, type rating Not required · assigned, right to work.
~5 min read→
UK FLAG CARRIER
British Airways Pilot Requirements
British Airways pilot requirements as the airline publishes them: 1,500 h (long-haul DE), UK CAA ATPL / fATPL / MPL, type rating Required (long-haul) · cadets.
~5 min read→
HONG KONG
Cathay Pacific Pilot Requirements
Cathay Pacific pilot requirements as the airline publishes them: 1,500 h multi-crew (FO) · 250 h (SO), ICAO ATPL / CPL+MEIR (FO) · CPL (SO), type rating Provided.
~5 min read→
SINGAPORE
Singapore Airlines Pilot Requirements
Singapore Airlines pilot requirements as the airline publishes them: 1,500 h multi-crew jet · 700 h considered, ATPL + A350/A380 rating, type rating Required (DE) ·.
~5 min read→
AUSTRALIA
Qantas Group Pilot Requirements
Qantas Group pilot requirements as the airline publishes them: Not published · see vacancy, CASA ATPL / CPL + ATPL theory · ME IR, type rating Provided, right to.
~5 min read→
DUBAI
flydubai Pilot Requirements
flydubai pilot requirements as the airline publishes them: 1,500 h MPA / 500 h 737 (FO) · 5,000 h (Capt), ICAO ATPL, type rating Required · cadets bonded, right to.
~5 min read→
SAUDI ARABIA
Riyadh Air Pilot Requirements
Riyadh Air pilot requirements as the airline publishes them: 2,000 h multi-crew jet, ICAO ATPL, type rating B787 preferred, right to work Visa sponsored · under 59..
~4 min read→
INDIA
IndiGo Pilot Requirements
IndiGo pilot requirements as the airline publishes them: 200 h JFO · 1,500 h+ experienced, DGCA CPL/IR · ATPL (Capt), type rating Arranged · cadets pay, right to.
~5 min read→
// AIRLINE INTERVIEW GUIDES18 GUIDES
EUROPE'S #1 RECRUITER
Ryanair Pilot Interview Prep
500+ Boeing 737s. 90+ bases. Year-round hiring. The 4 stages, sim assessment, technical questions, and what gets candidates through.
~13 min read→
A320 LCC
easyJet Pilot Interview Prep
320+ A320s, EU-wide bases. The 4 stages, sim assessment specifics, HR competency interview, and the 7 reasons candidates fail.
~14 min read→
CEE LEADER
Wizz Air Pilot Interview Prep
200+ A320-family aircraft. CEE bases plus growing UK/Mid-East. Process, sim, technical questions, fast command.
~12 min read→
IAG GROUP
Vueling Pilot Interview Prep
IAG group, Spain-based. Bilingual interview, sim assessment, technical questions, Mediterranean ops focus.
~10 min read→
IAG GROUP
Aer Lingus Pilot Interview Prep
A320 + A321XLR + A330 mixed fleet. IAG context, recruitment process, technical questions, transatlantic ops.
~10 min read→
FLAG CARRIER
TAP Air Portugal Pilot Interview Prep
Portuguese flag carrier, narrow + widebody, Brazil/Africa network. Process, sim, technical, language considerations.
~10 min read→
LUFTHANSA GROUP
ITA Airways Pilot Interview Prep
Italy's flag carrier, Lufthansa Group acquisition, A220/A320/A330/A350 fleet. Process, technical, future mobility benefits.
~10 min read→
ALL AIRLINES
Airline Pilot Interview: The Complete Guide
Airline pilot interview prep for all four stages: HR, technical, CRM and sim, with the questions airlines actually ask, a 30-day plan and 5 mistakes to avoid.
~9 min read→
LUFTHANSA GROUP
Lufthansa Pilot Interview Prep
Lufthansa pilot interview guide: cadet route via Lufthansa Aviation Training, aptitude testing, DLR screening, sim assessment, HR and technical questions.
~10 min read→
FLAG CARRIER
Air France Pilot Interview Prep
Inside the Air France pilot selection: application, aptitude tests, HR and technical interviews, sim assessment, and the A320 questions worth drilling.
~9 min read→
FLAG CARRIER
KLM Pilot Interview Prep
KLM pilot selection prep: stages, COMPASS-style testing, psych assessment, sim ride and 737 + ATPL technical questions — plus what KLM doesn't publish.
~7 min read→
IAG GROUP
Iberia Pilot Interview Prep
The Iberia pilot interview explained: typical selection stages, sim assessment, bilingual HR round, A320 and ATPL technical questions, and why candidates fail.
~9 min read→
SCANDINAVIA
SAS Pilot Interview Prep
SAS pilot interview prep: recruitment stages, A320 sim assessment, technical questions — practice 9,600+ A320 and ATPL questions, every answer sourced.
~9 min read→
737 LCC
Norwegian Pilot Interview Prep
Norwegian pilot interview prep: recruitment stages, 737 sim assessment, technical questions — practice 8,100+ B737 and ATPL questions, every answer sourced.
~7 min read→
FLAG CARRIER
Turkish Airlines Pilot Interview Prep
Turkish Airlines pilot interview prep: selection stages, English test, technical questions, sim assessment — 11,700+ practice questions for A320, B737 & ATPL.
~7 min read→
GULF CARRIER
Emirates Pilot Interview Prep
Emirates pilot interview prep: assessment stages, group exercises, Dubai sim, technical questions — 6,000+ ATPL practice questions, every answer sourced.
~7 min read→
GULF CARRIER
Qatar Airways Pilot Interview Prep
How the Qatar Airways pilot interview typically works — application, aptitude tests, HR and technical interviews, sim assessment, and why candidates fail.
~8 min read→
GULF CARRIER
Etihad Pilot Interview Prep
Etihad pilot interview guide: the commonly reported stages, sim assessment, HR and technical questions, plus the mistakes that end strong applications.
~9 min read→
Reference articles in the manner of an aviation encyclopedia: what it is, how it works, what the rules say. Open the Library →
// METEOROLOGY33 ARTICLES
PPL · CPL · ATPL
Air Masses and Fronts
How air masses are classified and modified, the fronts that form where they meet, the life cycle of the frontal depression and the weather as each front passes.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Airframe Icing
How supercooled water and freezing precipitation form ice on aircraft, the types and intensities of icing, frost, SLD and ice-crystal icing, and the products that forecast it.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Atmospheric Pressure
What atmospheric pressure is, how it is measured and expressed, how it changes with height and time, and how it is plotted with isobars.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Atmospheric Stability
Adiabatic cooling and warming, lapse rates, stable, unstable and conditionally unstable air, and how soundings are used to forecast convection and cloud base.
LIBRARY · 10 MIN→
PPL · CPL · IR · ATPL
Cloud Cover and Ceiling
How cloud amount and height are measured and reported, the definitions of cloud base and ceiling, and the special codes CAVOK, NSC, NCD, SKC and vertical visibility.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Cloud Formation and Types
How lifting and cooling form cloud, how clouds are classified by height and shape, and what each cloud type means for the pilot.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Fog
The types of fog, the conditions that form and clear each one, and their impact on aerodrome operations.
LIBRARY · 10 MIN→
CPL · ATPL
Global Circulation and Climate
The three-cell model of the general circulation, the global wind and pressure belts, the ITCZ, monsoons and the world's climatic zones.
LIBRARY · 9 MIN→
PPL · CPL · IR · ATPL
Ground Weather Radar and Satellite Imagery
How ground weather radar and weather satellites observe the atmosphere, how to read reflectivity and storm signatures, and what visible, infrared and false-colour images show.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Humidity and Water Vapour
How much water vapour the air holds, how humidity is expressed and measured, and the changes of state and latent heat that drive cloud and fog.
LIBRARY · 10 MIN→
CPL · ATPL
Jet Streams
The narrow bands of very strong upper wind, why they form, where the main jets lie, how they appear on charts and what they mean for turbulence and flight planning.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Local Winds
Winds driven by local heating and terrain, from sea breezes and katabatic flows to the föhn and the named regional winds pilots are examined on.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
METAR and SPECI
The routine and special aerodrome weather reports, their format, present and recent weather codes, runway state, remarks and automated observations.
LIBRARY · 10 MIN→
PPL · CPL · IR · ATPL
Meteorological Services and Briefings
Who produces aviation weather and how it reaches the pilot: ICAO Annex 3, the World Area Forecast System, national agencies, forecast models, briefings and pilot reports.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Mist, Haze and Obscurations
Visibility-reducing phenomena other than fog, such as mist, haze, dust and sand, blowing snow, flat light and obscured high ground.
LIBRARY · 8 MIN→
PPL · CPL · IR · ATPL
Mountain Waves
Standing waves and rotors that form downwind of high ground, the clouds that mark them and how to cross mountains safely.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Precipitation
How precipitation forms by the ice-crystal and coalescence processes, its types and intensities, and which clouds produce which precipitation.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Pressure Systems
Depressions, anticyclones, troughs, ridges and cols: how they form, how they develop and the weather each brings.
LIBRARY · 10 MIN→
PPL · CPL · IR · ATPL
SIGMET, AIRMET and Weather Warnings
In-flight hazard advisories and warnings: SIGMETs, convective SIGMETs, AIRMETs, GAMETs, centre weather advisories, aerodrome warnings and who issues them.
LIBRARY · 9 MIN→
PPL · CPL · IR · ATPL
Significant Weather and Graphical Forecasts
Forecast charts and graphical products that show en-route hazards: high- and low-level SIGWX charts, US graphical forecasts, ceiling and visibility analysis and flight categories.
LIBRARY · 9 MIN→
PPL · CPL · IR · ATPL
Surface and Upper Air Charts
How to read surface analysis charts and station models, constant pressure charts, and upper wind and temperature forecasts.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Surface Wind
Wind near the ground, its daily variation, gusts and gales, how it is measured and reported, and the warnings issued for strong wind.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
TAF and TREND Forecasts
The terminal aerodrome forecast and the landing trend forecast, their format, change and probability groups, amendments and how to interpret them for planning.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Temperature and Heat Exchange
How the sun and earth heat the atmosphere, why temperatures vary by season, place and time of day, and how air temperature is measured.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Temperature Inversions
Layers where temperature rises with height: how radiation, subsidence and turbulence inversions form and what they mean for visibility, cloud and flight.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
The Atmosphere
The make-up and vertical structure of the atmosphere, the International Standard Atmosphere and how air density relates to pressure and temperature.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Thunderstorms
How cumulonimbus clouds and thunderstorms form, their life cycle and types, squall lines, the hazards they bring and how pilots avoid them.
LIBRARY · 10 MIN→
CPL · ATPL
Tropical Revolving Storms
Hurricanes, typhoons and cyclones: how they form, their structure, their regional names and seasons, and the warnings issued for them.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Turbulence
The causes of atmospheric turbulence, clear air turbulence, how turbulence intensity is classified and forecast, and how to fly through it.
LIBRARY · 10 MIN→
PPL · CPL · IR · ATPL
Visibility and Runway Visual Range
The different definitions of visibility, how prevailing visibility and RVR are measured and reported, and the instruments that measure them.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Volcanic Ash
The hazard volcanic ash poses to aircraft, how ash clouds are detected and tracked, the advisory system and colour code, and what to do in an encounter.
LIBRARY · 7 MIN→
PPL · CPL · ATPL
Wind Forces and Geostrophic Wind
The forces that make the wind blow, how they balance in the geostrophic and gradient winds, and how friction and temperature change wind with height.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Windshear and Microbursts
Sudden changes in wind speed or direction, the microbursts that cause the most dangerous low-level shear, how shear is detected and warned, and how to recognise and recover.
LIBRARY · 10 MIN→
// PRINCIPLES OF FLIGHT28 ARTICLES
PPL · CPL · ATPL
Aerofoil Geometry
The terms used to describe an aerofoil section and the angles that define how it meets the airflow, from chord line and camber to angle of attack, angle of incidence and pitch attitude.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Aircraft Axes and Stability Fundamentals
The three axes of rotation and the basic ideas of static and dynamic stability, damping, controllability and relaxed stability.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Airflow and Bernoulli's Principle
The basic behaviour of moving air, covering streamlines, continuity, Bernoulli's principle, static, dynamic and total pressure, the venturi, the stagnation point, relative airflow and air density.
LIBRARY · 10 MIN→
CPL · ATPL
Asymmetric Flight
Flight with one engine inoperative, the yawing and rolling moments, the critical engine, identifying the failed engine and controlling sideslip.
LIBRARY · 11 MIN→
PPL · CPL · ATPL
Boundary Layer
The thin layer of slowed air next to the aircraft skin, laminar and turbulent flow, the transition point, adverse pressure gradient and separation, laminar flow aerofoils and vortex generators.
LIBRARY · 9 MIN→
CPL · ATPL
Buffet and Buffet Margin
Low-speed and high-speed buffet, the buffet onset boundary, the buffet margin required at cruise and the coffin corner at high altitude.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Control Balance, Tabs and Trim
How hinge moments set control forces, the aerodynamic balances and tabs used to lighten or weight them, and the trim systems that remove steady forces.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Drag
The types of drag, how parasite and induced drag vary with speed, the drag coefficient, the total drag curve and minimum drag speed, the drag polar and the lift-to-drag ratio.
LIBRARY · 10 MIN→
CPL · ATPL
Flutter and Aeroelasticity
How airframe flexibility interacts with aerodynamic loads to cause wing twist, control reversal, flutter and buzz, and how mass balancing prevents them.
LIBRARY · 8 MIN→
CPL · ATPL
High Speed Flight
Compressibility and Mach number, the transonic and supersonic regimes, shock and expansion waves, shock stall, wave drag and the design features that delay them.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
High-Lift Devices
Trailing-edge flaps and leading-edge slats, slots and Krueger flaps: how each works and how they change CLmax, stall angle, drag and pitch.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Induced Drag and Wingtip Vortices
How spanwise flow creates wingtip vortices and downwash, why that produces induced drag, what it depends on, and how elliptical lift, winglets and ground effect reduce it.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Lateral and Directional Stability
Stability in roll and yaw: sideslip, the fin and weathercocking, dihedral effect and its sources, and the Dutch roll and spiral modes.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Lift
How a wing produces lift, the lift equation and lift coefficient, the lift curve and CLmax, and the centre of pressure, aerodynamic centre and pitching moment.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Load Factor and Flight Envelope
Load factor in manoeuvres and gusts, structural limit and ultimate loads, and how the V-n diagram defines the safe flight envelope.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Longitudinal Stability
Stability in pitch: the tailplane's role, CG, neutral point and static margin, stick forces, manoeuvre margin and the phugoid and short-period modes.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Newton's Laws and the Four Forces
Newton's laws applied to flight, the four forces of lift, weight, thrust and drag, and how they balance as forces and couples in steady flight.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Power Curves and Speed Stability
Thrust and power required and available, the minimum drag and minimum power speeds, excess thrust and power, speed stability and the back of the drag curve.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Primary Flight Controls
The elevator, ailerons and rudder, combined control surfaces such as stabilators, ruddervators and elevons, and the secondary effects of each control.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Propeller Aerodynamics
How a propeller blade produces thrust, blade angle, helix angle and pitch, efficiency and power, variable pitch, twisting moments and windmilling.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Propeller Torque and Slipstream Effects
The left-turning tendencies of a propeller aircraft, torque reaction, spiralling slipstream, P-factor and accelerated slipstream, and how contra-rotation removes them.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Roll Control, Adverse Yaw and Spoilers
How ailerons and spoilers roll the aircraft, why adverse yaw occurs and how differential and Frise ailerons, interconnects and roll spoilers counter it.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Spins and Spiral Dives
How a stall becomes a spin, the phases and types of spin, the recovery technique, and how a spiral dive differs.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Stall
What happens at the critical angle of attack, how stall speed changes with weight, load factor and power, stall warning and wing drop, and how to recover.
LIBRARY · 10 MIN→
CPL · ATPL
Swept Wings
Why wings are swept, the low-speed penalties of sweep, tip stall and pitch-up, and the fences, vortilons and saw-tooth leading edges used to control them.
LIBRARY · 7 MIN→
PPL · CPL · ATPL
Tail Configurations
Horizontal and vertical stabilisers, conventional, T, H, cruciform and canard layouts, and the deep stall, tailplane stall and fin stall risks they bring.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Turning Flight
The forces in a turn, how bank angle sets rate and radius of turn, coordination, slips and skids, and steep-turn behaviour.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Wing Planform and Design
How span, area, aspect ratio, taper, sweep, washout and planform shape affect lift, drag, stall behaviour and wing loading, and what a hard wing is.
LIBRARY · 10 MIN→
// NAVIGATION39 ARTICLES
PPL · CPL · IR · ATPL
Aeronautical Charts
The families of VFR and IFR aeronautical charts and supporting publications, what each depicts, and how pilots plot and read terrain information on them.
LIBRARY · 10 MIN→
IR · CPL · ATPL
Airways and ATS Routes
The structure of the airway network, from lower and upper airways, Victor airways and jet routes to RNAV Q- and T-routes, with route designators, significant points and VOR changeover points.
LIBRARY · 8 MIN→
IR · CPL · ATPL
Area Navigation (RNAV)
The RNAV concept of flying between waypoints rather than navaids, position sensors and DME/DME updating, waypoint and leg types, cross-track and along-track error, offsets, navigator modes, and the legacy B-RNAV and P-RNAV standards.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Chart Projections
The properties of an ideal navigation chart and how the main projections (Mercator, transverse and oblique Mercator, Lambert conformal conic and polar stereographic) compare in scale, convergency and the depiction of great circles and rhumb lines.
LIBRARY · 10 MIN→
IR · CPL · ATPL
Circling and Visual Approaches
Approaches completed by visual reference, including circling to land, visual and contact approaches, sidestep manoeuvres and approaches to closely spaced parallel runways with their breakout procedures.
LIBRARY · 10 MIN→
IR · CPL · ATPL
Continuous Descent Final Approach (CDFA)
Flying the final segment of a non-precision approach as a stabilised constant-angle descent rather than dive-and-drive, including descent gradients, step-down fixes, derived decision altitude and the visual descent point.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Dead Reckoning and Visual Navigation
Navigating by dead reckoning and map reading, estimating position, measuring and correcting track error with the 1-in-60 rule, using visual checkpoints and reporting points, and what to do when uncertain of position.
LIBRARY · 10 MIN→
PPL · IR · CPL · ATPL
Distance Measuring Equipment (DME)
How DME measures slant range by pulse timing, its channelling and frequency pairing, search and track modes, slant-range and groundspeed limitations, flying DME arcs, and its military counterparts TACAN and VORTAC.
LIBRARY · 9 MIN→
PPL · IR · ATPL
Global Navigation Satellite Systems (GNSS)
The satellite constellations (GPS, GLONASS, Galileo, BeiDou), their space, control and user segments, the signals and codes they transmit, and how a receiver computes position from pseudo-ranges and timing.
LIBRARY · 10 MIN→
IR · CPL · ATPL
GNSS Errors and Dilution of Precision
The error sources that degrade GNSS position (ephemeris, atmospheric delay, multipath, low-elevation satellites), how satellite geometry is expressed as dilution of precision, and the threat of jamming and spoofing.
LIBRARY · 10 MIN→
PPL · IR · ATPL
GNSS Integrity and RAIM
How GNSS integrity is assured on board through RAIM, fault detection and exclusion and other aircraft-based augmentation, the alert limits and time to alert, availability prediction, and when GNSS may be used as a sole means of navigation.
LIBRARY · 10 MIN→
IR · CPL · ATPL
Holding Patterns
The standard holding pattern, the direct, parallel and teardrop entry sectors, timing and wind correction, maximum holding speeds, holding stacks and the clearance items (EFC, EAT) associated with holding.
LIBRARY · 9 MIN→
IR · CPL · ATPL
Instrument Approach Procedures
The structure of an instrument approach from the arrival route through the initial, intermediate, final and visual segments, the key fixes, and the reversal procedures used to align with the final approach course.
LIBRARY · 10 MIN→
IR · CPL · ATPL
Instrument Departures (SIDs and ODPs)
How instrument departures are designed and flown, from standard instrument departures and obstacle departure procedures to straight, turning and omnidirectional departures, the obstacle identification surface and the procedure design gradient.
LIBRARY · 9 MIN→
CPL · IR · ATPL
Instrument Landing System (ILS)
How the ILS localizer, glide path and marker beacons provide precision approach guidance, how deviation is measured and displayed, the protection of critical and sensitive areas, false glide slopes and the ILS performance categories.
LIBRARY · 10 MIN→
IR · CPL · ATPL
Localizer-Based Approaches (LOC, LDA, SDF and Back Course)
Approaches that use a localizer-type course without a glide path, localizer-only, localizer back course with its reverse sensing, the offset localizer-type directional aid and the simplified directional facility.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Magnetic Compass
How the direct-reading and remote-indicating magnetic compasses are built, their acceleration and turning errors, the aircraft magnetism that causes deviation, and how a compass swing produces the deviation card.
LIBRARY · 11 MIN→
ATPL
Microwave Landing System (MLS)
How the MLS uses time-referenced scanning beams and precision DME to give azimuth, elevation and range guidance, including back-azimuth, and how it compares with the ILS.
LIBRARY · 7 MIN→
IR · CPL · ATPL
Minimum Safe Altitudes and Cold Temperature Corrections
The family of published minimum altitudes for en-route, off-route, terminal and radar-vectored flight, how each guarantees obstacle clearance or signal reception, and the cold-temperature corrections that must be applied to them.
LIBRARY · 10 MIN→
PPL · IR · ATPL
Non-Directional Beacon and ADF
How the NDB and the airborne automatic direction finder work, how relative bearings are read on fixed and movable card indicators, and the errors (night effect, coastal refraction, quadrantal, dip and static) that limit ADF accuracy.
LIBRARY · 10 MIN→
IR · CPL · ATPL
Obstacle Clearance and Approach Minima
How PANS-OPS and TERPS protect instrument procedures from obstacles, how approaches are classified (precision, APV, non-precision; 2D and 3D), and how OCA/OCH, DA/DH and MDA/MDH minima are derived and published.
LIBRARY · 9 MIN→
CPL · ATPL
Oceanic and North Atlantic Operations
Navigating and communicating across oceanic airspace, from the North Atlantic organised track system and track message to NAT HLA requirements, long-range navigation systems, oceanic clearances, SLOP, weather deviation and the prevention of gross navigation errors.
LIBRARY · 8 MIN→
IR · CPL · ATPL
Performance-Based Navigation (PBN)
The ICAO PBN concept, navigation specifications, the difference between RNAV and RNP specifications, the accuracy values for each flight phase, total system error and its components, and on-board performance monitoring and alerting.
LIBRARY · 8 MIN→
CPL · IR · ATPL
Point of Equal Time and Point of No Return
How the critical point (point of equal time), the point of no return / point of safe return and the radius of action are defined, calculated and used in flight planning.
LIBRARY · 9 MIN→
CPL · ATPL
Polar and Grid Navigation
Why magnetic and true references break down at high latitudes and how grid navigation, grivation and gyro steering with wander corrections are used on polar routes.
LIBRARY · 10 MIN→
CPL · ATPL
Radar Principles
How primary pulse and continuous-wave radars detect targets, the pulse parameters that set range and resolution, displays and clutter processing, ground surveillance radar types, and Doppler radar and Doppler navigation.
LIBRARY · 10 MIN→
PPL · IR · CPL · ATPL
Radio Navigation Aids and Position Fixing
General principles common to ground-based navaids (identification, integrity monitoring, protected coverage and interference) and the techniques for homing, tracking, intercepting and fixing position with them.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Radio Wave Propagation
How radio waves travel as ground, sky and space waves, the role of the ionosphere, skip distance and dead space, line-of-sight range, and the anomalies such as ducting, fading and multipath that affect reception.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Radio Waves, Modulation and Antennas
The physics behind aviation radio: electromagnetic waves, the wavelength-frequency relationship, the frequency bands, carrier waves and modulation types, emission designators, polarisation and basic antennas.
LIBRARY · 9 MIN→
IR · CPL · ATPL
RNP Approaches (RNP APCH and RNP AR)
RNP approach procedures and their minima lines (LNAV, LNAV/VNAV, LP, LPV), Baro-VNAV vertical guidance, CDI scaling, overlay approaches and the special requirements of RNP AR approaches.
LIBRARY · 10 MIN→
IR · CPL · ATPL
SBAS and GBAS Augmentation
How satellite-based (WAAS, EGNOS, MSAS, GAGAN) and ground-based augmentation systems correct and monitor GNSS signals, and the approach capabilities they enable, including SLS and GLS.
LIBRARY · 10 MIN→
IR · CPL · ATPL
Standard Terminal Arrival Routes (STARs)
What STARs are for, how their altitude and speed constraints and crossing restrictions are charted and flown, what a descend via clearance authorises, and how optimised profile or continuous descents are built into them.
LIBRARY · 8 MIN→
CPL · ATPL
Terrestrial Magnetism
The Earth's magnetic field, its horizontal and vertical components, magnetic dip and poles, how the field changes over time, and why magnetic direction becomes unreliable near the poles.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
The Earth: Shape, Coordinates and Great Circles
The shape of the Earth and geodetic datums, the latitude/longitude grid, change of latitude, longitude and departure, great circles versus rhumb lines, convergency and conversion angle, and the units of distance and speed used in navigation.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Time, Sunrise and Twilight
How time is measured for navigation, from solar and sidereal days through local mean time, UTC, standard time and the date line, to sunrise, sunset, twilight and the Air Almanac.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Triangle of Velocities
The vector relationship between heading/TAS, wind and track/groundspeed, how to solve it for drift, wind correction and wind components, and how it is worked on the CRP-5 or E6B navigation computer.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
True, Magnetic and Compass Direction
The three north references, magnetic variation and isogonals, and how headings, courses and bearings are converted between compass, magnetic and true using CDMVT and the usual memory aids.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
VHF Direction Finding and Q-Code Bearings
How ground VHF direction-finding stations measure an aircraft's bearing, how bearings are classified by accuracy, and how the Q-code bearings (QDM, QDR, QTE, QUJ) and related Q-codes are used.
LIBRARY · 8 MIN→
PPL · IR · CPL · ATPL
VHF Omnidirectional Range (VOR)
How conventional and Doppler VORs generate radials by phase comparison, how the airborne receiver displays them, the VOR's coverage and errors, and how pilots check receiver accuracy.
LIBRARY · 10 MIN→
// AIR LAW30 ARTICLES
PPL · CPL · ATPL
Accident and Incident Investigation
Annex 13 definitions of accidents, serious incidents and injuries, the States and authorities involved in an investigation, final reports and safety recommendations, and the EU and NTSB notification and reporting rules.
LIBRARY · 10 MIN→
PPL · CPL · IR · ATPL
Aerodrome Lighting and Visual Aids
Aerodrome and identification beacons, approach lighting systems, visual approach slope indicators, threshold, edge, centre line and touchdown zone lights, stopway and taxiway lights, stop bars, runway guard lights and the FAA's runway status and pilot-controlled lighting.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Aerodrome Markings and Signs
Runway, taxiway and apron markings, runway-holding positions and the mandatory instruction and information signs on the aerodrome surface, with the ICAO standards and the main FAA differences.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Aerodrome Physical Characteristics
The Annex 14 description of an aerodrome, from the reference code and the movement and manoeuvring areas to runway types, strips and safety areas, declared distances, pavement strength, taxiways, stands and the rescue and fire fighting service.
LIBRARY · 10 MIN→
PPL · CPL
Aerodrome Traffic and Circuits
Aerodrome traffic, aerodrome traffic zones, the standard circuit and FAA traffic pattern, and operating at controlled, part-time and non-towered aerodromes.
LIBRARY · 10 MIN→
PPL · CPL · IR · ATPL
Aeronautical Information Services
How a State's aeronautical information reaches pilots, from the Annex 15 products and the three parts of the AIP to amendments and supplements on the AIRAC cycle, AICs, NOTAM, SNOWTAM, ASHTAM, pre-flight bulletins and the FAA's system.
LIBRARY · 9 MIN→
CPL · ATPL
Air Operator Certification
How commercial operators are certificated under FAA Part 119 and EASA Part-ORO, the kinds of operation they are authorised for, operations specifications and required management personnel.
LIBRARY · 9 MIN→
PPL · CPL · IR · ATPL
Air Traffic Services
The objectives and types of air traffic services, area, approach and aerodrome control, flight information service, AFIS, advisory service and the units that provide them.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Aircraft Registration and Documents
Annex 7 aircraft categories, nationality, registration and common marks, the certificate of registration, the documents carried on board under the Chicago Convention and EU rules, the journey log, the radio station licence and the FAA ARROW checklist.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Airspace Classification: Classes A to G
The ICAO airspace classes A to G, the services and entry requirements in each, and the FAA and European additions such as surface areas, Mode C veils, TRSAs, RMZs and TMZs.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Airspace Structure
How airspace is divided into flight information regions, control areas, control zones, terminal areas, ATS routes and advisory airspace.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Alerting Service and Search and Rescue
The alerting service and its uncertainty, alert and distress phases, the Annex 12 SAR organisation, and the visual signals used between survivors, aircraft and surface craft.
LIBRARY · 8 MIN→
CPL · ATPL
ATC Separation
The vertical, lateral, longitudinal, radar and visual separation minima ATC applies, including RVSM and height monitoring, composite separation and how wake turbulence categories and separation fit in.
LIBRARY · 9 MIN→
CPL · ATPL
Aviation Security
Acts of unlawful interference, the Tokyo, Hague and Montreal conventions, Annex 17 security programmes, screening, cargo security, disruptive passengers, armed personnel, hijack procedures and the US security framework.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Chicago Convention and ICAO
The 1944 Chicago Convention, the structure and work of ICAO, and how SARPs, PANS, regional procedures and the Annexes turn into national air law.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Commercial and Private Operations
Where the line falls between private flying and commercial air transport, including common carriage, holding out, compensation or hire, cost sharing and aerial work.
LIBRARY · 8 MIN→
PPL · CPL · IR · ATPL
Cruising Levels and Minimum Heights
How cruising levels are chosen under the semi-circular and hemispheric rules, and the minimum heights and levels for VFR and IFR flight.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
EASA Regulatory Framework
How European aviation rules evolved from the JAA and EU-OPS to EASA, the structure of the Air OPS Regulation and its Parts, implementing rules, AMC and GM, competent authorities, ramp inspections, and European bodies such as Eurocontrol, ECAC and the Single European Sky.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
FAA Regulations and Enforcement
The structure of 14 CFR and Part 91, FAA guidance material, waivers and authorizations, and how the FAA investigates and enforces pilot deviations.
LIBRARY · 10 MIN→
CPL · ATPL
Facilitation (ICAO Annex 9)
How Annex 9 speeds the clearance of aircraft, crew, passengers and cargo across borders, including entry documents, crew member certificates, transit, and the handling of inadmissible passengers, deportees and persons in custody.
LIBRARY · 8 MIN→
CPL · ATPL
Flight Time Limitations
Flight and duty time limits and rest requirements for crew under EASA FTL and FAA Part 117, including acclimatisation, FDP extensions, augmented crews and cumulative limits.
LIBRARY · 10 MIN→
CPL · ATPL
Freedoms of the Air and Carrier Liability
The commercial freedoms of the air, the transit and transport agreements that grant them, technical stops and cabotage, scheduled services and IATA, and the conventions, insurance rules and EU passenger rights that govern carrier liability.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Interception and Visual Signals
How ATS handles strayed and unidentified aircraft, the interception procedure and signals, and the visual ground signals displayed in an aerodrome signal area.
LIBRARY · 7 MIN→
PPL · CPL · IR · ATPL
Obstacles and Obstacle Limitation Surfaces
Aerodrome and en-route obstacles, the obstacle limitation surfaces that protect an aerodrome, and how obstacles and vehicles are published, marked, lit and made frangible.
LIBRARY · 8 MIN→
CPL · IR · ATPL
Parallel Runway Operations
The four ICAO modes of operation on parallel or near-parallel instrument runways and the normal operating and no transgression zones that protect them.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Pilot in Command and Flight Crew Composition
The authority and responsibilities of the pilot in command, preflight action, the role of the second in command, and minimum flight and cabin crew requirements.
LIBRARY · 10 MIN→
PPL · CPL · IR · ATPL
Required Instruments and Equipment
The instruments and equipment required for VFR and IFR flight under FAA 91.205 and the EASA IDE rules, flying with inoperative equipment, supplemental oxygen, flight into known icing and spare fuses.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Rules of the Air
The general flight rules of ICAO Annex 2, SERA and 14 CFR Part 91: see and avoid, right of way, navigation lights, formation and aerobatic flight, towing, parachuting and speed limits.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Special Use Airspace
Prohibited, restricted and danger areas and the FAA special use airspace types, plus security airspace, temporary flight restrictions and parachute areas.
LIBRARY · 10 MIN→
PPL · CPL · IR · ATPL
VFR, IFR and Meteorological Conditions
The difference between VMC/IMC and VFR/IFR, VFR weather minima, night VFR, special VFR, VFR-on-top and what makes a flight a controlled flight.
LIBRARY · 10 MIN→
// PERFORMANCE20 ARTICLES
CPL · IR · ATPL
Approach Speeds and Go-Around Climb Requirements
The reference and final approach speeds with their wind, gust and ice additives, and the approach-climb and landing-climb gradient requirements that can limit landing mass.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Aquaplaning
The three types of aquaplaning (hydroplaning), the aquaplaning speed formula, and the effect on braking and directional control.
LIBRARY · 9 MIN→
CPL · ATPL
Brake Energy and Tyre Speed Limits
Brake energy and tyre speed limits on takeoff and landing, VMBE, brake cooling schedules and turnaround limits, and dispatch with anti-skid inoperative.
LIBRARY · 9 MIN→
CPL · ATPL
Buffet Boundaries and Maximum Altitude
Aerodynamic and thrust-limited ceilings, buffet onset charts and the 1.3 g manoeuvre margin, coffin corner, and the high-speed limits of critical Mach and Mach tuck.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Climb Performance
Climb gradient versus rate of climb, excess thrust and excess power, Vx and Vy, climb speed schedules and crossover altitude, and climb planning tables.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Factors Affecting Takeoff and Landing Performance
How density altitude, temperature, humidity, runway slope and runway surface change take-off and landing distances, with the Class B correction factors and the Koch chart.
LIBRARY · 9 MIN→
CPL · ATPL
Landing Distance
Certified, factored and in-flight landing distances, the 60% and 70% dispatch rules, the wet runway factor, the most favourable and most likely runway rule, and assessment at time of arrival.
LIBRARY · 8 MIN→
CPL · ATPL
Minimum Control Speeds
The critical engine, asymmetric thrust and windmilling drag, and the minimum control speeds VMCG, VMCA and VMCL, plus the safe single-engine speed for light twins.
LIBRARY · 10 MIN→
CPL · ATPL
One Engine Inoperative En-Route Performance
Performance after an engine failure en route: AEO, OEI and engine-out terms, the net en-route flight path, OEI and single-engine ceilings and cruise speed, and VXSE and VYSE for light twins.
LIBRARY · 9 MIN→
CPL · ATPL
Performance Classes and Data
Performance classes A, B and C, gross versus net performance and gradients, planning factors, and how to read performance charts, carpet plots and tables.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Range, Endurance and Gliding
The speeds for maximum range and maximum endurance, the Breguet range equation, and glide performance, best glide speed, glide ratio, glide range and minimum sink.
LIBRARY · 8 MIN→
CPL · ATPL
Reduced and Derated Takeoff Thrust
Engine thrust ratings, and how the assumed temperature (FLEX) method and derated thrust are used for takeoff and climb, with their limits.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Structural and Operating Speed Limits
The design and operating speed limits (VA, VB, VC, VD, VNO, VNE, VMO/MMO, VFE and VLO/VLE), turbulence penetration speed, and flap manoeuvring and minimum clean speeds.
LIBRARY · 10 MIN→
CPL · ATPL
Takeoff Climb Segments
The segments of the one-engine-inoperative takeoff climb, their gradient requirements, acceleration and thrust reduction heights, flap retraction and VFTO.
LIBRARY · 9 MIN→
CPL · ATPL
Takeoff Distances and Field Length
Take-off run, take-off distance and accelerate-stop distance, stopway and clearway, screen height, and balanced versus unbalanced field length.
LIBRARY · 10 MIN→
CPL · ATPL
Takeoff Flight Path and Obstacle Clearance
The gross and net takeoff flight paths, reference zero, the takeoff flight path area and obstacle accountability area, the required obstacle clearances, and engine-out SIDs.
LIBRARY · 8 MIN→
CPL · ATPL
Takeoff Mass Limitations
How the performance-limited takeoff mass comes from the field, climb, obstacle and MAT limits using RTOW charts, and how flap choice, improved climb and packs-off takeoffs can raise it.
LIBRARY · 9 MIN→
CPL · ATPL
Takeoff Speeds: V1, VR and V2
The take-off V-speeds and how they fit together, from VEF, V1 and VR to VMU, VLOF and V2, with engine failure recognition time, balanced field length, rotation technique and the certification rules that set each speed.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Wet and Contaminated Runways
How the runway surface affects friction, braking and acceleration, from dry and wet surfaces to slush, snow and ice, with contaminant drag, aquaplaning, grooving and the GRF runway condition codes.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Wind Components and Crosswind Limits
Resolving wind into headwind, tailwind and crosswind components, factoring wind in performance calculations, and demonstrated crosswind and tailwind limits.
LIBRARY · 8 MIN→
// MASS & BALANCE8 ARTICLES
PPL · CPL · ATPL
Aircraft Mass Definitions
The chain of mass terms from basic empty mass through dry operating, zero fuel, ramp, take-off and landing mass, and their FAA weight equivalents.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Aircraft Weighing
When and how aircraft are weighed to establish empty mass and CG, the weighing equipment used, the records kept and the use of fleet mass values.
LIBRARY · 8 MIN→
CPL · ATPL
Cargo Loading and Floor Limits
Loading freight in bulk holds and unit load devices, and checking floor, running-load and compartment limits, including the use of load spreaders and restraint.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Centre of Gravity
What the centre of gravity is, how it is found from datum, arm and moment, how it is expressed in %MAC, the forward and aft limits, and the formulas for CG shift and mass changes.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Fuel Mass and Fuel Loading
Converting fuel volume to mass using specific gravity, usable and unusable fuel, and how the fuel loading and burn sequence and trim tanks move the CG.
LIBRARY · 9 MIN→
CPL · ATPL
Load and Trim Sheet
The mass and balance documents prepared before each flight, how index units simplify the trim sheet, and how last minute changes are handled.
LIBRARY · 9 MIN→
CPL · ATPL
Maximum Structural and Regulated Masses
The certified structural mass limits (ramp, take-off, landing and zero fuel), why they exist, and how performance limits give the regulated take-off and landing mass.
LIBRARY · 9 MIN→
CPL · ATPL
Standard Masses for Passengers and Baggage
When operators may use standard rather than actual masses for passengers and baggage, the EASA standard mass tables and their variants, and the FAA equivalent programme.
LIBRARY · 8 MIN→
// INSTRUMENTS & AVIONICS33 ARTICLES
CPL · ATPL
Air Data Computer and Air Temperature
The air data computer and ADIRS architecture, pressure transducers and static source error correction, and how outside air temperature is measured and corrected for ram rise.
LIBRARY · 9 MIN→
CPL · ATPL
Airborne Collision Avoidance System (ACAS / TCAS)
How ACAS/TCAS II tracks nearby traffic and issues traffic and resolution advisories, the different RA types, and sensitivity levels, display ranges and inhibitions.
LIBRARY · 10 MIN→
CPL · IR · ATPL
Airborne Weather Radar
How airborne weather radar works, covering beam types, antenna tilt and gain, colour coding, ground mapping, turbulence and windshear detection, attenuation and shadow, and other storm detection systems.
LIBRARY · 10 MIN→
PPL · CPL · IR · ATPL
Airspeed Indicator and Machmeter
How the airspeed indicator and Machmeter work, their colour markings and bugs, the chain from IAS to CAS, EAS and TAS, the errors involved, and overspeed indication.
LIBRARY · 10 MIN→
PPL · CPL · IR · ATPL
Altimeter Settings, Altitude and Height
QNH, QFE and standard pressure settings, transition altitude, level and layer, and what altitude, height, flight level, pressure altitude and true or geometric altitude each mean.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Angle of Attack, Stall Warning and Stall Protection
How angle of attack is sensed and displayed, how stall warning systems use it, and how envelope protection works from AoA.
LIBRARY · 10 MIN→
PPL · IR · ATPL
Attitude Indicator
The attitude indicator (artificial horizon) and vertical gyro, how they are built, erected and powered, and the acceleration and turning errors that affect them.
LIBRARY · 10 MIN→
CPL · IR · ATPL
Autoland
Automatic landing, from coupled and dual-autopilot approaches to fail-passive and fail-operational systems, LAND 2 and LAND 3 status, flare, decrab and rollout guidance.
LIBRARY · 8 MIN→
IR · CPL · ATPL
Autopilot
How an autopilot and automatic flight control system is built and works: channels, control loops, servos and actuators, gain scheduling, interlocks, yaw damping and runaway protection.
LIBRARY · 10 MIN→
CPL · ATPL
Autothrottle
The autothrottle or autothrust system, its speed and thrust modes, TOGA thrust and the TO/GA switches, and the go-around mode with reduced go-around thrust.
LIBRARY · 9 MIN→
CPL · ATPL
Avionics Computers and Data Buses
The computing basics behind avionics: processors, memory types, analogue-digital conversion, software, built-in test and the ARINC 429 and AFDX data buses.
LIBRARY · 8 MIN→
IR · CPL · ATPL
Electronic Flight Instrument System (EFIS)
How glass-cockpit displays are built and run: symbol generators and display units, CRT and LCD screens, the EFIS control panel, colour conventions, synoptic pages, source selection, comparators and display reversion.
LIBRARY · 10 MIN→
IR · CPL · ATPL
Flight Director and Autoflight Modes
The flight director and the lateral and vertical autoflight modes, including armed versus engaged modes, localiser and glideslope capture, mode reversion and the flight director comparator.
LIBRARY · 10 MIN→
CPL · ATPL
Flight Management System
The FMS and FMC architecture, how the CDU is used, the navigation and performance databases, the initialisation pages, and the dual, single and independent FMC modes.
LIBRARY · 9 MIN→
CPL · ATPL
Flight Recorders
Cockpit voice and flight data recorders, the units that collect their data, quick access recorders, underwater locator beacons and aircraft condition monitoring systems.
LIBRARY · 8 MIN→
CPL · ATPL
Flight Warning and Alerting Systems
How central warning systems rank and present alerts, including master warning and caution, aural prioritisation, the take-off configuration warning and the altitude alerting system.
LIBRARY · 9 MIN→
CPL · IR · ATPL
FMS Navigation and Position Updating
How the FMS builds and flies a route, from discontinuities, direct-to and pilot-defined waypoints to position updating from radio and GPS sensors, ANP and EPU, VNAV modes and required time of arrival.
LIBRARY · 8 MIN→
CPL · IR · ATPL
Ground Proximity Warning System (GPWS / TAWS)
The GPWS basic alert modes 1 to 7 and the enhanced terrain awareness functions of EGPWS/TAWS, including look-ahead alerting, terrain display, obstacle and runway awareness, and related systems.
LIBRARY · 10 MIN→
PPL · CPL · IR · ATPL
Gyroscopic Principles
The properties of gyroscopes, how gyros are classified and mounted, and the drift, wander, topple and gimballing errors that affect gyro instruments.
LIBRARY · 10 MIN→
IR · CPL · ATPL
Head-Up Display and Vision Systems
Head-up displays and HUD landing systems, enhanced and synthetic vision systems, and para-visual guidance displays.
LIBRARY · 9 MIN→
PPL · IR · ATPL
Heading Indicators and Compass Systems
The magnetic compass and direction indicator, and how remote indicating compass systems use a flux valve and slaving to give stable magnetic or true heading.
LIBRARY · 10 MIN→
CPL · ATPL
Inertial Navigation System (INS)
How inertial navigation works out position from accelerometers and gyros, covering gimballed and strapdown platforms, ring laser gyros, Schuler tuning and hybrid GPS-inertial solutions.
LIBRARY · 9 MIN→
CPL · ATPL
Inertial Reference System Alignment and Modes
How an IRS is aligned on the ground by gyrocompassing, the modes selected on the mode select unit, and the position drift that builds up in flight.
LIBRARY · 9 MIN→
PPL · IR · CPL · ATPL
Instrument Layout and Scan Technique
How flight deck instruments are laid out and colour coded, and the scan, cross-check, partial panel and unusual attitude techniques used in instrument flying.
LIBRARY · 9 MIN→
PPL · IR · ATPL
Navigation Displays and Indicators
Horizontal navigation instruments, from the RBI, RMI and CDI to the HSI and the EFIS navigation display, including ND modes, map orientation and the vertical situation display.
LIBRARY · 9 MIN→
PPL · CPL · IR · ATPL
Pitot-Static System
How pitot and static pressures are sensed and piped to the air data instruments, and how blockages, leaks and position error affect what those instruments show.
LIBRARY · 10 MIN→
PPL · CPL · IR · ATPL
Pressure Altimeter
How the pressure altimeter measures altitude with aneroid capsules, the different altimeter types and displays, and the barometric, temperature, lag and system errors that affect it.
LIBRARY · 9 MIN→
PPL · IR · ATPL
Primary Flight Display
The layout and symbols of the PFD and EADI: the attitude display and pitch ladder, the speed and altitude tapes, moving tapes against dials, and the flight path vector and flight path angle.
LIBRARY · 8 MIN→
CPL · IR · ATPL
Radio Altimeter
How the radio altimeter measures height above the terrain using FMCW signals, how it drives automatic callouts, autoland and warning systems, when radio rather than barometric minimums apply, and how it fails.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Sensors, Transducers and System Indicators
The transducers that measure and transmit position, pressure, speed, fuel and electrical values, and the indicators that display them on the flight deck.
LIBRARY · 8 MIN→
PPL · CPL · IR · ATPL
Standby Instruments
The standby flight instruments and integrated standby systems that stay available after a primary display or electrical failure, including the standby compass.
LIBRARY · 10 MIN→
PPL · IR · ATPL
Turn and Slip Indicators
The turn and slip indicator, turn coordinator and slip-skid ball, how rate gyros show rate of turn, how balance is shown, and how to fly timed turns.
LIBRARY · 8 MIN→
PPL · CPL · IR · ATPL
Vertical Speed Indicator
How the VSI derives rate of climb or descent from changing static pressure, why it lags, and how the instantaneous VSI and the cabin rate-of-climb indicator differ.
LIBRARY · 8 MIN→
// COMMUNICATIONS21 ARTICLES
CPL · ATPL
ACARS and Aircraft Datalink
How ACARS and other air-ground datalinks carry messages between aircraft, airlines and ATS, from service providers and the communications management unit to VHF and HF data link and datalink departure clearances such as PDC and DCL.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
ADS-B and ADS-C
How aircraft broadcast (ADS-B) or report by contract (ADS-C) their own GNSS-derived position, the 1090ES and UAT data links, ADS-B In services such as TIS-B and FIS-B, integrity parameters, the US and EU mandates, and space-based ADS-B.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Aerodrome Control Phraseology
Radio exchanges on and around the aerodrome, from start-up, pushback and taxi to holding short and crossing runways, line-up, take-off and landing clearances, and tower warnings such as wake turbulence and microburst alerts.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Aeronautical Telecommunication Services
The framework behind every radio call, from ICAO Annex 10 and the ITU to the aeronautical mobile and fixed services, aeronautical and aircraft stations, AFTN, the CNS/ATM concept and radio operator licensing.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Air Traffic Control Units
The ATC units a flight talks to from gate to gate (clearance delivery, apron, ground, tower, approach and area/centre), what each controls, and how procedural control and flight progress strips work.
LIBRARY · 9 MIN→
CPL · ATPL
Aircraft Interphone and Audio Systems
The aircraft's internal communication systems, from audio control panels and the flight, service and cabin interphones to crew and ground calls, the passenger address and PRAM, microphones and push-to-talk, hot mike and acoustic feedback, and on-board mobile telephony.
LIBRARY · 10 MIN→
PPL · IR · ATPL
ATC Clearances
What an ATC clearance authorises, the elements of an IFR clearance, clearance limits, conditional, amended and cruise clearances, void times and release, expected altitudes, approach clearances and cancelling IFR.
LIBRARY · 10 MIN→
PPL · CPL · IR
Communications at Non-Towered Aerodromes
How pilots communicate where no control tower operates, from the CTAF, UNICOM and MULTICOM to European AFIS and air/ground stations, self-announce broadcasts, air-to-air frequencies, beacons and pilot-controlled lighting.
LIBRARY · 9 MIN→
CPL · IR · ATPL
Controller-Pilot Data Link Communications (CPDLC)
How CPDLC replaces routine voice exchanges with text messages, the FANS 1/A and ATN implementations, logging on through AFN, the European data link mandate, US Data Comm and when to revert to voice.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Distress and Urgency Communications
The MAYDAY, PAN PAN and SECURITE signals and message formats, relaying distress messages, imposing and cancelling radio silence, the emergency frequencies, emergency descent broadcasts and interception communications.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Emergency Beacons and Search and Rescue Signals
Emergency locator transmitters and other distress beacons, the Cospas-Sarsat satellite system and the roles of 406 and 121.5 MHz, SAR and maritime frequencies, and the visual and pyrotechnic distress signals used to attract rescuers.
LIBRARY · 9 MIN→
PPL · CPL · IR · ATPL
Flight Information and Broadcast Services
How pilots obtain information by radio, from flight information service, ATIS, D-ATIS and VOLMET to US flight service stations, the former Flight Watch service and remote communications outlets.
LIBRARY · 9 MIN→
CPL · IR · ATPL
Position Reports and Required Reports
When and how pilots report position to ATC, compulsory and on-request reporting points, the report format, revised estimates and the other reports pilots make unprompted, including equipment malfunction and ride reports.
LIBRARY · 9 MIN→
PPL · CPL · IR · ATPL
Radar Services and Vectoring
The ATS surveillance services controllers provide, from radar identification, vectoring, orbits and flight following to traffic information, avoiding action and TCAS reports, the ground-based safety nets STCA and MSAW, and SRA, PAR and no-gyro radar approaches.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Radio Communication Failure
What to do when two-way radio contact is lost, from recognising the failure and dealing with a stuck microphone to transmitting blind, the ICAO, SERA and FAA procedures including 7601, the 20-minute rule and AVEF, and the tower's light signals.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Radiotelephony Call Signs
How aircraft and ground stations are identified on the radio, from the three types of aircraft call sign and telephony designators to the rules for abbreviating and changing call signs, ATS unit suffixes and ICAO location indicators.
LIBRARY · 7 MIN→
PPL · CPL · IR · ATPL
Radiotelephony Phraseology
The standard words and phrases of aviation radiotelephony and their exact meanings, from ROGER, WILCO, AFFIRM and UNABLE to corrections, cleared versus approved and the discretion terms, the readback and hearback requirements, and the ICAO, EU, UK and FAA manuals that define them.
LIBRARY · 9 MIN→
PPL · CPL · IR · ATPL
Radiotelephony Transmitting Technique
How to make clear radio transmissions, from microphone technique, the ICAO spelling alphabet and the transmission of numbers, frequencies and time to initial calls, radio checks and the readability scale, general calls, listening watch and the order of priority of messages.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Secondary Surveillance Radar and Transponders
How SSR interrogates aircraft transponders, the Mode A, C and S replies and altitude encoding, Mode S addressing and surveillance levels, the garbling and FRUIT problems that Mode S addresses, and squawk codes and phraseology.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Transponder Codes and Squawk Phraseology
The discrete and special-purpose SSR codes (7500, 7600, 7700, 7000, 1200, 2000), how codes are assigned and changed, the ident and special position identification function, and the standard transponder phraseology used by ATC.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
VHF, HF and Satellite Communications
The aircraft's voice radios, from VHF transceivers, active and standby frequencies, 25 and 8.33 kHz channel spacing and squelch to HF single sideband and frequency choice, the HF antenna coupler, SELCAL and satellite communications.
LIBRARY · 10 MIN→
// HUMAN FACTORS36 ARTICLES
PPL · CPL · ATPL
Acceleration and G-Forces
Explains the effects of sustained and impact acceleration on the body, from grey-out and G-LOC to red-out, and the ways to raise G-tolerance.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Aeronautical Decision-Making and Risk Management
Covers how pilots make decisions, the structured decision models used in training and airlines, and the tools for assessing and reducing flight risk, including personal minimums.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Alcohol, Drugs and Medication
Covers how alcohol and medication affect pilot performance, legal alcohol limits and reporting rules, substance-misuse and peer-support programmes, and common drug classes.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Attention, Vigilance and Distraction
Explains attention as a limited resource, how fixation, lockup and low vigilance develop, and how pilots manage interruptions and distractions.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Barotrauma and Decompression Sickness
Explains how pressure changes affect trapped gases in the body, causing ear, sinus, dental and gut barotrauma, and covers cabin decompression, time of useful consciousness and decompression sickness.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Carbon Monoxide and Cabin Air Hazards
Covers carbon monoxide poisoning and its detection, fume events, ozone and low humidity in the cabin, and exposure to cosmic radiation.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Circulatory System and Cardiovascular Health
Describes the heart, blood vessels and blood, how oxygen is transported, and the cardiovascular diseases and risk factors that matter for pilot fitness.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Cognitive Biases in Decision-Making
Explains the cognitive biases that distort pilot judgement, with emphasis on plan continuation bias, get-there-itis, VFR into IMC and other operational pitfalls.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Crew Resource Management (CRM)
Covers the aims and skills of CRM, crew coordination and cross-monitoring, group decision-making pitfalls, debriefing, and single-pilot resource management.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Fatigue
Defines pilot fatigue and its causes and effects, and covers controlled rest, fatigue reporting and fatigue risk management systems.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Fitness to Fly and Pilot Incapacitation
Covers self-assessment of fitness to fly, everyday health threats such as dehydration, low blood sugar and travel illness, and how crews recognise and handle incapacitation.
LIBRARY · 10 MIN→
CPL · IR · ATPL
Flight Deck Automation
The human factors of automated flight decks: choosing and managing levels of automation, complacency and dependency, mode confusion and automation surprise, and keeping manual flying skills.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Flight Deck Communication
Explains communication models, verbal and non-verbal channels, barriers to understanding, and the listening, questioning and closed-loop techniques used by crews.
LIBRARY · 9 MIN→
CPL · ATPL
Flight Deck Design and Ergonomics
How flight deck controls, displays and checklists are designed around human capabilities, from anthropometry and the design eye position to shape coding and standardisation, and how poor design induces error.
LIBRARY · 9 MIN→
CPL · ATPL
Flight Deck Leadership and Authority Gradient
Leadership styles on the flight deck, the Blake and Mouton grid, the authority gradient and cultural power distance, and the assertiveness techniques crews use to speak up.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Hazardous Attitudes
Describes the five hazardous attitudes and their antidotes, and how overconfidence and complacency erode safety as experience grows.
LIBRARY · 7 MIN→
PPL · CPL · ATPL
Hearing and Noise
Explains how the ear detects sound, how noise is measured, and how pilots can prevent noise-induced and age-related hearing loss.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Human Error and Accident Causation
How human errors and violations are classified, how Rasmussen's skill, rule and knowledge levels explain them, and how Reason's Swiss cheese model links active failures and latent conditions to accidents.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Human Factors Accident Case Studies
Summarises the landmark accidents that shaped human factors and CRM training, and the lessons each one taught.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Human Factors and the SHELL Model
Introduces aviation human factors and human performance and limitations, and explains the SHELL model and its interfaces.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Human Information Processing
Explains the information processing model, from the nervous system and sensory memory through perception and decision to action and reaction time.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Hypoxia and Hyperventilation
Covers respiration and gas exchange, the types, stages and prevention of hypoxia, and how to recognise and correct hyperventilation.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Memory and Learning
Covers short-term, working and long-term memory, their limits and failures, and how pilots learn and retain skills.
LIBRARY · 7 MIN→
CPL · ATPL
Personality and Motivation
Personality traits and the models used to describe them, the mental health conditions that matter for fitness to fly, and the theories of motivation, rewards and job design.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Safety Culture and Occurrence Reporting
Explains safety culture and just culture, the drift towards normalised deviance, and the mandatory and confidential reporting schemes that feed safety learning.
LIBRARY · 8 MIN→
CPL · ATPL
Safety Management Systems
Covers the structure of an SMS, hazard identification and risk assessment, and the safety assurance programmes such as FDM/FOQA and LOSA.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Situational Awareness
Explains situational awareness using Endsley's three-level model, the role of individual and shared mental models, and how monitoring failures lead to its loss.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Sleep and Circadian Rhythms
Covers sleep stages and how sleep is measured, the body clock and its disruption by jet lag and shift work, and common sleep disorders.
LIBRARY · 9 MIN→
PPL · CPL · IR · ATPL
Spatial Disorientation and the Vestibular System
Explains how the vestibular and somatosensory systems sense orientation, the vestibular illusions they produce in flight, and motion sickness.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Stress
Explains stress and stressors, the body's stress response and arousal, the startle effect, and coping and stress-management strategies.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
The Eye and Vision
Describes the structure of the eye, how central, peripheral and depth vision work, and how vision changes from day to night.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Threat and Error Management (TEM)
Explains the TEM framework of threats, errors and undesired aircraft states, and the countermeasures crews use to manage them.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Vision Defects and Eye Protection
Covers common vision defects and eye diseases, the medical standards for correcting them, and the choice of sunglasses and lenses for flying.
LIBRARY · 8 MIN→
PPL · CPL · IR · ATPL
Visual Illusions
Describes the visual illusions that mislead pilots, especially on approach and at night, and the techniques that counter them.
LIBRARY · 9 MIN→
PPL · CPL · IR · ATPL
Visual Scanning and Collision Avoidance
Explains the limits of see-and-avoid, effective lookout scanning techniques, and how to recognise a traffic conflict on a constant bearing.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Workload Management
Covers what workload is, the dangers of overload and task saturation, and how pilots plan, prioritise and shed tasks to stay ahead of the aircraft.
LIBRARY · 9 MIN→
// OPERATIONAL PROCEDURES37 ARTICLES
IR · CPL · ATPL
Aerodrome Operating Minima
Explains how take-off and landing minima are established and applied, including system minima, RVR and CMV, required visual references and the approach ban.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Aircraft Ground De-icing and Anti-icing
Covers the clean aircraft concept and ground icing contamination, de-icing and anti-icing fluids and procedures, holdover times, pre-take-off contamination checks and engine ice shedding on the ground.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Bird Strike and Foreign Object Damage
Covers the hazards of bird strikes and foreign object debris, how they are reported and prevented, and the operational response after a strike or ingestion.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Cabin Safety and Passenger Management
Cabin crew numbers and roles, the senior cabin crew member, cockpit-cabin communication and the cabin secure report, passenger signs and safety briefings, seat belts and infant restraints, passengers with reduced mobility and portable electronic devices.
LIBRARY · 9 MIN→
CPL · IR · ATPL
Controlled Flight Into Terrain (CFIT)
Describes CFIT and approach-and-landing accidents, their contributing factors, the ALAR prevention strategies and the terrain escape manoeuvre.
LIBRARY · 10 MIN→
CPL · ATPL
Crew Coordination, Briefings and Callouts
Covers how a multi-pilot crew divides and transfers duties, conducts briefings, protects critical phases with a sterile flight deck, and uses standard callouts to monitor the flight path and automation.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Dangerous Goods
Covers the carriage of dangerous goods by air, from classification, UN numbers, packing and labels to documentation, acceptance, operator approval and the NOTOC, with lithium batteries, dry ice and mercury.
LIBRARY · 9 MIN→
CPL · ATPL
Decompression and Emergency Descent
Covers loss of cabin pressure, the emergency descent procedure, and the supplemental and first-aid oxygen requirements for crew and passengers.
LIBRARY · 10 MIN→
CPL · ATPL
Emergency Evacuation
When to evacuate, the brace command and position, door arming and disarming, escape slides, exit row seating restrictions, how an evacuation is conducted and the break-in markings used by rescue crews.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Engine Failure and Engine Fire
Covers engine failure after V1 and after take-off, the engine fire and severe damage drills, single-engine approach and landing, and loss of thrust on all engines, including in-flight relight.
LIBRARY · 10 MIN→
ATPL
ETOPS and Extended Diversion Time Operations
Covers EDTO/ETOPS operations far from en-route alternates, redispatch planning, ultra long range flights and the contingency procedures used in oceanic airspace such as the North Atlantic.
LIBRARY · 10 MIN→
CPL · ATPL
Flight Deck Security and Bomb Threats
The reinforced flight deck door and the rules for keeping it locked, normal and emergency access, secondary barriers, how bomb threats are assessed, bomb on board procedures and the least-risk bomb location.
LIBRARY · 7 MIN→
PPL · CPL
Flight Training Manoeuvres
Covers the performance and ground-reference manoeuvres flown in private and commercial pilot training, short- and soft-field techniques, and the safety checks flown before manoeuvring.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Forced Landing and Ditching
Covers off-aerodrome emergency landings, from precautionary and forced landings, field selection and the impossible turn to ditching technique and the life jackets, life rafts and survival equipment required over water.
LIBRARY · 8 MIN→
PPL · CPL · IR · ATPL
Go-Around and Missed Approach
Explains when and how to fly a go-around, the associated callouts and policies, and variants including low approaches, low passes and engine-out missed approaches.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Ground Handling, Pushback and Engine Start
The aircraft turnaround and its ground support equipment, ground power and air, marshalling, chocks, gear pins and steering lockout, pushback, towing and powerback, and engine starts with ground or crossbleed air, including aborted starts and start fires.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
In-Flight Fire, Smoke and Fumes
Covers recognising and handling smoke, fire and fumes on board, from electrical, avionics, galley, lavatory and lithium battery fires to smoke removal, fire classes, extinguishers and protective breathing equipment.
LIBRARY · 9 MIN→
CPL · ATPL
In-Flight Medical Emergencies
How cabin and flight crew manage illness and injury on board, the first aid and emergency medical kits and first-aid oxygen carried, ground-based medical advice, the diversion decision and the crew meal policies that protect the pilots.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Landing Gear, Flap and Trim Malfunctions
Recognising gear, flap and trim failures, emergency gear extension, tower fly-bys, gear-up and partial gear landings, flight with the gear down, flapless and reduced flap landings, and runaway trim or stabiliser.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Landing Technique and Crosswind Operations
Covers the landing flare and touchdown, landing faults such as floating, ballooning and hard or long landings, and crosswind techniques for take-off, landing and taxi.
LIBRARY · 11 MIN→
PPL · IR · CPL · ATPL
Level Bust
Covers deviations from the cleared altitude or flight level, why they happen, and the altimeter cross-checks and crew practices that prevent them.
LIBRARY · 9 MIN→
CPL · IR · ATPL
Low Visibility Operations
Covers the EASA and FAA frameworks for low visibility take-offs and CAT II/III approaches, SA CAT I and SA CAT II, aerodrome low visibility procedures, alert height, fail-passive and fail-operational systems and the cockpit geometry that governs the visual segment.
LIBRARY · 10 MIN→
CPL · ATPL
Managing Non-Normal Situations and Diversion
Covers the principles for handling failures and emergencies, from aviate-navigate-communicate and cross-checked actions to deciding how urgently to land and where to divert.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Noise Abatement Procedures
Covers the procedures used to reduce aircraft noise around aerodromes, including NADP departures, noise preferential runways and routes, and continuous descent operations.
LIBRARY · 8 MIN→
CPL · ATPL
Operational Control and Flight Dispatch
Covers how operators exercise operational control over flights through dispatchers, flight following and operations control centres, and the types of flight and approvals this applies to.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Operations Manual and Flight Crew Documentation
Covers the structure and purpose of the operator's operations manual and the manufacturer documents crews use, including the AFM/POH, FCOM, FCTM, cabin crew manual and airport planning data.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Pre-flight Preparation and Routine Checks
The pre-flight information a pilot must study (NWKRAFT), the exterior walkaround, cockpit preparation, the flight control and taxi instrument checks, and the FREDA routine checks made en route.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Refuelling Safety and Fuel Emergencies
Covers safe refuelling and defuelling, from bonding, fuelling zones and fuelling with passengers on board to misfuelling, sampling and contamination checks, and in-flight fuel exhaustion, starvation and leaks.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Runway Excursions
What runway excursions are, why aircraft overrun or veer off runways on take-off and landing, the risk factors behind them and the operational, performance and infrastructure defences against them.
LIBRARY · 9 MIN→
CPL · IR · ATPL
Stabilised Approach
Covers the criteria that define a stabilised approach, the stabilisation gates, approach energy management and the hazards of unstable, steep or below-path approaches.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Standard Operating Procedures and Checklists
Why SOPs exist, how normal, abnormal and supplementary procedures differ, how cockpit flows, challenge-and-response and read-and-do checklists are used and disciplined, and the place of memory items, touch drills and the QRH.
LIBRARY · 8 MIN→
CPL · ATPL
Take-off Procedures and Rejected Take-off
Covers take-off data preparation and checks, rolling and intersection take-offs, the go/no-go decision and rejected take-off speed regimes, and rotation technique to avoid tail strikes.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Taxiing and Runway Incursion Prevention
Safe ground manoeuvring of aircraft, from turning radius, wing growth and 180-degree runway turns to exterior lights and deflated tyres, and the prevention of runway incursions, LAHSO conflicts and wrong-surface events.
LIBRARY · 11 MIN→
CPL · ATPL
Technical Log, MEL and Deferred Defects
The aircraft technical log and the release to service, how defects are deferred, the structure of the MEL and its no-go items, (M) and (O) procedures, rectification intervals, deactivation and INOP placards, and dispatch with inoperative flight recorders.
LIBRARY · 8 MIN→
CPL · IR · ATPL
Unreliable Airspeed
Why airspeed indications become unreliable, how to recognise it, the memory items and pitch-and-power flying that follow, and the accidents that shaped the procedures.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Upset Prevention and Recovery
Covers loss of control in flight and how to prevent and recover from upsets, including nose-high and nose-low recoveries, stall and spin recovery, overspeed, and flying pitch and power with unreliable airspeed.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Wake Turbulence and Jet Blast
Covers the generation and behaviour of wake vortices, wake turbulence categories and separation minima, avoidance techniques, and the related hazards of jet blast and rotor downwash.
LIBRARY · 10 MIN→
// FLIGHT PLANNING8 ARTICLES
CPL · IR · ATPL
Air Traffic Flow Management
How demand is balanced against ATC capacity in Europe and the US, the Network Manager, ATC slots, ground stops, ground delay programmes, EDCTs, severe weather plans and preferred routes.
LIBRARY · 8 MIN→
IR · CPL · ATPL
Alternate Aerodromes
Selecting take-off, en-route and destination alternates, the adequate and suitable aerodrome concepts, planning minima and the FAA 1-2-3 rule and alternate minimums.
LIBRARY · 10 MIN→
PPL · IR · CPL · ATPL
ATC Flight Plan
When an ATS flight plan is required, the types of flight plan, how to fill in the ICAO form item by item, and how plans are filed, processed and closed.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Climb and Descent Planning
Using CAP 697 reference-aircraft data to find time, fuel and distance for the climb and descent, and locating the top of climb, top of descent and end of descent.
LIBRARY · 8 MIN→
CPL · ATPL
Cost Index and Cruise Economics
How operators trade fuel against time using cost index, ECON, long range and maximum range cruise, specific range, optimum altitude, step climbs and fuel tankering.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Fuel Planning and Fuel Reserves
How the pre-flight fuel figure is built up from taxi, trip, contingency, alternate, final reserve, additional and extra fuel under the EASA fuel scheme, with the decision point and isolated aerodrome procedures, fuel emergencies and the FAA reserve rules.
LIBRARY · 10 MIN→
PPL · CPL · IR · ATPL
In-Flight Fuel Management
Monitoring fuel on board and endurance in flight, fuel checks and consumption monitoring, bingo fuel and diversion decisions, and the MINIMUM FUEL and MAYDAY FUEL declarations.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Operational Flight Plan
The operator's flight plan and navigation log, computer flight plans, company routes, time estimates, terrain escape planning and the dispatch release.
LIBRARY · 9 MIN→
// LICENSING & CERTIFICATION19 ARTICLES
PPL · CPL · ATPL
Aircraft Categories and CS-23 / Part 23
Covers the light aeroplane certification codes CS-23 and Part 23 and the normal, utility, aerobatic and commuter categories with their limits.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Aircraft Certificates and Flight Permits
The certificates an individual aircraft needs, from registration and the certificate of airworthiness to the ARC and noise certificate, and how permits to fly, ferry permits and experimental certificates let other aircraft fly.
LIBRARY · 9 MIN→
CPL · ATPL
Airline Pilot Training and Checking
Follows an airline pilot's training from indoctrination and conversion through line training and consolidation to recurrent training, proficiency checks and line checks.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Class and Type Ratings
Explains aircraft category, class and type ratings under EASA and FAA rules, when a type rating is required, and the difference between revalidation and renewal.
LIBRARY · 8 MIN→
CPL · ATPL
Commercial and Airline Transport Pilot Licences
Covers the privileges and requirements of the CPL, ATPL/ATP certificate, restricted ATP and MPL, plus the MCC course, ATP-CTP and age limits.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Continuing Airworthiness and Maintenance
Explains how an aircraft is kept airworthy through maintenance programmes, required inspections, airworthiness directives, pilot preventive maintenance and release to service.
LIBRARY · 10 MIN→
ATPL
Failure Conditions and System Safety
Explains how certification classifies failure conditions by severity and links each to a maximum allowed probability, including software assurance levels.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Flight Instructors and Examiners
The FAA and EASA instructor and examiner certificates, what each may teach or test, endorsements, logging dual given, and the role of airline training captains.
LIBRARY · 8 MIN→
PPL · CPL · IR · ATPL
Flight Simulation Training Devices
The categories of simulators and training devices, from computer-based training to full flight simulators, and what training each can credit.
LIBRARY · 8 MIN→
PPL · CPL · IR · ATPL
Flight Time Logging and Recent Experience
Explains how pilots log PIC, solo, cross-country and instrument time, and the recent experience, night currency and flight review rules that keep privileges valid.
LIBRARY · 10 MIN→
IR · CPL · ATPL
Instrument Rating
Covers the instrument rating's privileges, training and cross-country requirements, and how it is kept valid through revalidation, currency and proficiency checks.
LIBRARY · 7 MIN→
PPL · CPL · IR · ATPL
Knowledge Tests and Checkrides
The EASA theoretical knowledge examinations and FAA knowledge tests, the handbooks and Airman Certification Standards behind them, stage checks, and the practical test or skill test for a licence.
LIBRARY · 8 MIN→
CPL · ATPL
Large Aeroplane Certification (CS-25 / Part 25)
Covers the CS-25 and Part 25 transport-category standards, including icing certification envelopes, flight into known icing, stall warning margins and emergency exit and evacuation requirements.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Medical Certification
EASA and FAA medical certificate classes, who issues them, the examination, special issuance and BasicMed, and a pilot's duties when medical fitness decreases.
LIBRARY · 9 MIN→
PPL · CPL
Pilot Endorsements and Additional Ratings
FAA logbook endorsements for complex, high-performance, high-altitude and glider towing operations, the technically advanced airplane, EASA differences training and the night rating.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Pilot Licensing Framework
Explains how pilot licensing is organised under ICAO Annex 1, EASA Part-FCL and FAA Part 61, including training organisations, foreign licences and language proficiency.
LIBRARY · 9 MIN→
CPL · ATPL
Structural Design and Design Loads
Limit and ultimate loads, the factor of safety, proof and burst pressures, primary structure, and the safe-life, fail-safe and damage-tolerant philosophies behind structural inspection programmes.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Student, Private and Recreational Pilot Licences
Covers the student pilot stage and first solo, and the privileges and requirements of the LAPL, PPL and FAA sport and recreational certificates.
LIBRARY · 10 MIN→
CPL · ATPL
Type Certification
How aircraft designs are certified against airworthiness codes, from ICAO Annex 8 and the certification specifications to type certificates, special conditions, STCs and equipment standards.
LIBRARY · 9 MIN→
// AIRCRAFT SYSTEMS59 ARTICLES
CPL · ATPL
AC Electrical Theory
Alternating current principles as used on aircraft, from RMS values and phase to true, reactive and apparent power, power factor and the three-phase 115/200 V 400 Hz supply.
LIBRARY · 9 MIN→
CPL · ATPL
AC Generators, CSD and IDG
How aircraft alternators generate AC power, from brushless construction and exciters to constant speed drives, integrated drive generators and variable-frequency systems.
LIBRARY · 9 MIN→
CPL · ATPL
Air Conditioning Packs
How air conditioning packs cool hot bleed air using heat exchangers and the air cycle machine, remove water, and how pack flow is controlled and pack failures are handled.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Aircraft Batteries
The lead-acid, nickel-cadmium and lithium-ion batteries used in aircraft, their capacity, charging, switching and monitoring, and hazards such as thermal runaway.
LIBRARY · 10 MIN→
CPL · ATPL
Aircraft Materials, Fastening and Corrosion
The metals and composites used in airframes, how parts are joined by riveting and bonding, and the forms of corrosion and protective treatments that affect them.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Airframe Structure and Construction
How aircraft fuselages, wings and tail units are built, from truss and monocoque designs to the semi-monocoque stressed-skin structures and pressure hulls of modern airliners.
LIBRARY · 9 MIN→
CPL · ATPL
Auxiliary Power Unit (APU)
What the APU is and how it supplies electrical and bleed air power, its air intake, starting and shutdown logic, cool-down period and fire protection.
LIBRARY · 11 MIN→
PPL · CPL · ATPL
Aviation Fuel Grades and Properties
The grades of aviation gasoline and jet fuel, their specifications, and key properties such as flash point, freezing point, calorific value, volatility and vapour lock.
LIBRARY · 10 MIN→
CPL · ATPL
Bleed Air and Pneumatic Systems
How compressed air is bled from engine compressors, regulated and distributed through the pneumatic system, and how leaks, duct overheats and contamination are detected.
LIBRARY · 10 MIN→
CPL · ATPL
Cabin Air Distribution and Equipment Cooling
How conditioned air is mixed, recirculated, filtered and distributed to cabin zones, the fresh air requirement, and how avionics bays and cargo compartments are ventilated.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Cabin Heaters and Engine-Driven Blowers
How light and older aircraft heat and supply cabin air using exhaust heat exchangers, combustion heaters and engine-driven blowers, and the carbon monoxide risk involved.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Carburettors and Fuel Injection
How float-type carburettors and fuel injection meter fuel for piston engines, and the induction icing, carburettor heat and hot-start problems that affect them.
LIBRARY · 9 MIN→
CPL · ATPL
Cargo and Lavatory Fire Protection
How smoke is detected in cargo holds and lavatories, the cargo compartment classes, and the fixed extinguishing systems that protect these areas.
LIBRARY · 9 MIN→
CPL · ATPL
Circuit Protection and Switching Devices
Fuses, circuit breakers and current limiters that protect aircraft wiring, and the relays, contactors, solenoids and sensing switches that control circuits.
LIBRARY · 9 MIN→
CPL · ATPL
Combustion Chambers and Turbines
How gas turbine combustors burn fuel stably and how turbines extract energy, including turbine materials, blade cooling, creep, clearance control and turbine entry temperature.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
DC Generators, Motors and Starter-Generators
How DC generators and motors work, how their output is indicated and protected, and how starter-generators combine both roles.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
De-Icing Boots and Fluid Ice Protection
How pneumatic de-icing boots and TKS weeping-wing fluid systems remove or prevent airframe ice, including cyclic operation and ice bridging.
LIBRARY · 8 MIN→
CPL · ATPL
Electrical Bonding, Static and Interference
How bonding, static dischargers and cable screening protect aircraft from static build-up, lightning and electromagnetic or radio frequency interference.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Electrical Fundamentals and DC Circuits
The basic electrical quantities and laws, series and parallel circuits, capacitors and inductors, and common circuit faults as they apply to aircraft systems.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Electrical Power Distribution
How electrical power is distributed through busbars, bus ties and contactors, the split and paralleled system layouts, essential buses, external power and load shedding.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Electromagnetism and Induction
Magnetic fields around conductors, electromagnetic induction and the hand rules that predict how generators and motors behave.
LIBRARY · 10 MIN→
CPL · ATPL
Engine Fire Protection
How engine fires are contained and extinguished, from designated fire zones and firewalls to fire handles, extinguisher bottles and discharge indicators.
LIBRARY · 9 MIN→
CPL · ATPL
Engine Indications and Condition Monitoring
The primary gas turbine engine indications (N1, N2, EPR, fuel flow and EGT) and their limits, plus vibration monitoring, trend monitoring and borescope inspection.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Engine Lubrication Systems
How piston and gas turbine engines are lubricated, including oil types, pressure and scavenge systems, filters, coolers and the accessory gearbox.
LIBRARY · 10 MIN→
CPL · ATPL
FADEC and Engine Fuel Control
How gas turbine fuel flow is scheduled, from hydromechanical fuel control units to full authority digital engine control, including overspeed and engine limit protection.
LIBRARY · 8 MIN→
CPL · ATPL
Fire and Overheat Detection
How aircraft detect engine, APU and wheel-well fires and overheats, from continuous fire wires and gas-filled detectors to flame detectors and fire warnings.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Fire Extinguishing Agents and Hand Extinguishers
The fire triangle, the extinguishing agents used on aircraft such as halon, CO2, dry powder, foam and water-glycol, and the hand-held extinguishers carried in the cabin.
LIBRARY · 8 MIN→
CPL · ATPL
Fly-by-Wire and Flight Envelope Protection
How fly-by-wire replaces mechanical linkages with computers and electrical signals, the redundancy that makes it safe, the Airbus control laws and the flight envelope protection they provide.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Fuel Additives and Contamination
Fuel additives such as icing inhibitors, anti-static and lubricity agents, and how water and microbial contamination are prevented, detected and drained.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Fuel Feed, Boost Pumps and Crossfeed
How fuel is delivered from tanks to engines by gravity or boost pumps, how crossfeed and transfer manage imbalance, and pump problems such as cavitation and unporting.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Fuel Quantity and Temperature Indication
How fuel quantity is measured and displayed, from float gauges and dripsticks to capacitance systems, and why fuel temperature and cold soak are monitored.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Fuel Tanks, Venting and Inerting
Types and layout of aircraft fuel tanks, baffles and collector tanks, the vent system, and nitrogen inerting to reduce fuel tank flammability.
LIBRARY · 10 MIN→
CPL · ATPL
Gas Turbine Engine Fuel System
How fuel travels from the aircraft tanks through the engine's LP and HP pumps, heaters, filters and shut-off valves to the fuel manifold.
LIBRARY · 10 MIN→
CPL · ATPL
Gas Turbine Engine Starting
How gas turbine engines are started with pneumatic starters and ground or APU air, the normal sequence to self-sustaining speed, and abnormal starts such as hot, hung and wet starts.
LIBRARY · 10 MIN→
CPL · ATPL
Gas Turbine Engine Types
The main families of gas turbine engine (turbojet, turbofan, turboprop and turboshaft), spool arrangements, bypass ratio, thrust augmentation and how engines are installed on the airframe.
LIBRARY · 10 MIN→
CPL · ATPL
Gas Turbine Ignition, Flameout and Relight
The high-energy ignition system of a gas turbine, when continuous or automatic ignition is used, and how flameouts occur and engines are relit in flight.
LIBRARY · 9 MIN→
CPL · ATPL
Gas Turbine Intakes and Compressors
How intakes and compressors deliver air to a gas turbine, and how compressor stall and surge occur and are prevented with bleed valves and variable vanes.
LIBRARY · 9 MIN→
CPL · ATPL
Gas Turbine Principles, Thrust and Ratings
The thermodynamics of the gas turbine (Brayton cycle, gas laws, duct flow), how thrust is produced, engine efficiencies, and flat rating and thrust time limits.
LIBRARY · 10 MIN→
CPL · ATPL
Generator Control, Protection and Paralleling
How generator control units regulate voltage, protect alternators against faults and connect them to the buses, including synchronising and load sharing in paralleled systems.
LIBRARY · 8 MIN→
CPL · ATPL
Hydraulic Pumps and Power Sources
How hydraulic pressure is generated and stored, covering engine-driven, electric, air-driven and hand pumps, accumulators, standby systems and the ram air turbine.
LIBRARY · 10 MIN→
CPL · ATPL
Hydraulic System Principles and Fluids
The physics behind aircraft hydraulics, the fluids used, and the reservoirs, filters, seals and system layouts that keep a hydraulic system working.
LIBRARY · 10 MIN→
CPL · ATPL
Hydraulic Valves and Actuators
The valves that direct, limit and protect hydraulic flow, and the jacks, motors and servo actuators that turn fluid pressure into movement.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Ice Protection and Ice Detection
The difference between anti-icing and de-icing, what aircraft ice and rain protection systems cover, and how airframe ice is detected visually and automatically.
LIBRARY · 10 MIN→
PPL · CPL · ATPL
Mixture Control and Abnormal Combustion
How pilots control fuel/air mixture in piston engines, from stoichiometric and best-power settings to leaning, and the abnormal combustion it can cause such as detonation and pre-ignition.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Piston Engine Ignition Systems
How magnetos and spark plugs ignite the mixture in piston engines, including dual ignition, impulse couplings, ignition timing, magneto checks and plug fouling.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Piston Engine Principles
How the four-stroke reciprocating engine works, its valve timing and the main measures of power and efficiency, plus engine cooling and cylinder head temperature.
LIBRARY · 10 MIN→
CPL · ATPL
Potable Water and Drain Systems
How the potable water system supplies galleys and lavatories, and how drain masts and engine drains discharge fluids overboard, including drain mast heating.
LIBRARY · 7 MIN→
CPL · ATPL
Pressurisation Principles and Control
Why aircraft are pressurised, how cabin altitude and differential pressure are controlled through the outflow valve, and the pressurisation schedule, modes and rate control.
LIBRARY · 11 MIN→
PPL · CPL · ATPL
Probe Heat, Window Heat and Rain Protection
How pitot and other probes and flight deck windows are heated, and how wipers, rain repellent and hydrophobic coatings keep windshields clear.
LIBRARY · 8 MIN→
PPL · CPL · ATPL
Propeller Ice Protection
How propellers are protected against ice by electrothermal overshoes and fluid slinger rings, and how cyclic de-icing is applied to the blades.
LIBRARY · 7 MIN→
PPL · CPL · ATPL
Propellers and Propeller Control
Propeller pitch and types from fixed-pitch to constant-speed, how the governor controls blade angle, and feathering, reverse pitch, overspeed protection and synchronisation.
LIBRARY · 9 MIN→
PPL · CPL · ATPL
Refuelling Systems and Fuel Jettison
How aircraft are refuelled by gravity or single-point pressure refuelling, how defuelling works, and how fuel jettison systems dump fuel in flight.
LIBRARY · 10 MIN→
CPL · ATPL
Semiconductors and Logic Gates
Semiconductor basics, diodes and transistors, integrated circuits, and the digital logic gates and truth tables used in aircraft systems.
LIBRARY · 8 MIN→
CPL · ATPL
Structural Loads, Stress and Fatigue
The loads an airframe carries (tension, compression, shear, bending and torsion), how materials respond through stress and strain, and why fatigue and stress concentrations limit structural life.
LIBRARY · 8 MIN→
CPL · ATPL
Supercharging and Turbocharging
How superchargers and turbochargers boost piston engine power at altitude, including wastegates, intercoolers, critical altitude, full throttle height and overboost.
LIBRARY · 8 MIN→
CPL · ATPL
Thermal Anti-Icing
How hot bleed air and electrical heating keep wings, engine intakes and nacelles free of ice, and how wing and engine anti-ice are used in operation.
LIBRARY · 10 MIN→
CPL · ATPL
Thrust Levers, Idle Modes and Engine Handling
How thrust levers command engine power, the different idle settings and why spool-up time matters, plus engine warm-up, cooldown and heat soak-back.
LIBRARY · 9 MIN→
CPL · ATPL
Thrust Reversers and Reverse Thrust
How clamshell, target and cascade thrust reversers redirect engine thrust, how they are locked and controlled, and the hazards of re-ingestion and uncommanded deployment.
LIBRARY · 10 MIN→
CPL · ATPL
Transformers, Converters and AC Motors
The devices that change voltage or convert between AC and DC on aircraft (transformers, rectifiers and inverters) and the induction and synchronous motors that run on AC.
LIBRARY · 9 MIN→
Courses and quizzes on what changes between variants: the FAA and EASA differences levels, systems, procedures and figures. Included in PRO, or €11.99 per aircraft for a year. Open Difference Training →
// BOEING 737 NG TO 737 MAX8 MODULES
COURSE OVERVIEW
Boeing 737 NG to 737 MAX
A differences course for 737 NG pilots moving to the 737 MAX, built from the FAA FSB report, the EASA type certificate data sheet and the FAA and EASA return to service reports.
8 MODULES→
MODULE 1
The MAX Family and Your Type Rating
The 737 MAX models, why they share the B-737 type rating with the NG, the FAA differences levels A to E and what they require from NG to MAX, where the Appendix 7 special training fits, and the facts of the 2019 to 2020 grounding.
7 MIN→
MODULE 2
Airframe, Dimensions and Weights
What changes on the outside of the MAX and on paper: engines, winglets, nose gear, tailskid and tail lights, dimensions, exits and seating by model, certified weights, and the altitude, speed and other limits in the type certificate.
7 MIN→
MODULE 3
Engines
The CFM LEAP-1B that replaces the NG's CFM56-7B: engine models in the type certificate, why the installation matters, the EEC, indication, alert and thrust reverser changes the FSB lists, thrust setting, starting and limitations.
6 MIN→
MODULE 4
Flight Deck and Displays
The MAX Display System's four large screens against the NG's six display units, display formats and switching, the engine display control panel, EFIS panel, PFD and standby instruments, the two-position landing gear lever, and the FMC and CDU changes.
6 MIN→
MODULE 5
Flight Controls, MCAS and Stabiliser Trim
The fly-by-wire spoilers and their new functions, how MCAS works after the 2020 return-to-service update, and the changes to speed trim, stabiliser trim, STAB OUT OF TRIM and AOA DISAGREE, with the FSB level for each.
7 MIN→
MODULE 6
Systems by ATA Chapter
The remaining design differences in the FSB table from the 737-800 to the 737-8, grouped by ATA chapter with their training and checking levels, then the flight deck and procedure differences between the 737-8 and the 737-7, 737-9 and 737-8200.
6 MIN→
MODULE 7
Procedures and Special Training
What changes in normal and non-normal procedures on the 737 MAX, the special ground and simulator training of FSB Appendix 7, and the additional requirements EASA set for the return to service.
7 MIN→
MODULE 8
Quick Reference
One side-by-side table of the main differences between the 737-800 and the 737-8 with their FSB training and checking levels, then a revision list of the facts and figures to know.
5 MIN→
// AIRBUS A320 FAMILY: CEO TO NEO, AND A319 / A320 / A3217 MODULES
COURSE OVERVIEW
Airbus A320 family: ceo to neo, and A319 / A320 / A321
What changes when an A320-family pilot moves from ceo to neo or between the A319, A320 and A321, including the A321neo ACF and XLR, taken from the FAA and EASA documents.
7 MODULES→
MODULE 1
The A320 Family and Your Type Rating
The A318, A319, A320 and A321 in their ceo and neo versions, how to read a model number such as A320-214 or A321-251NX, the single type rating, the FAA and EASA differences levels A to E and the levels set between the variants.
8 MIN→
MODULE 2
A319, A320 and A321 Compared
The three main variants side by side from the EASA type certificate data sheet and the FAA and EASA differences tables: dimensions, exits and seating, weights, fuel, flaps, speed limits, altitude and the handling and systems items a pilot must know.
8 MIN→
MODULE 3
Engines, ceo and neo
The six engine families on the A320-family type certificate, which engine each model carries, what the engine suffixes and optional ratings mean, what the FAA and EASA require in training when the engine changes, and the engine limitations that do not carry across.
8 MIN→
MODULE 4
The neo Airframe and Systems
What the type certificate and its annexes record as changed in the neo airframe and systems, chapter by chapter, and what each change means for a ceo pilot.
8 MIN→
MODULE 5
Flight Deck and Procedures
What a ceo pilot sees and does differently on the neo, from engine indications and start to flap settings, go-around, abnormal procedures and limitations, and which ceo figures not to carry across.
6 MIN→
MODULE 6
A321neo ACF and XLR
The A321neo Airbus Cabin Flex with its new exit and tank options, and the A321neo XLR with its rear centre tank, electrical rudder and revised flight control laws, with the FSB training levels.
8 MIN→
MODULE 7
Quick Reference
Side-by-side tables of the A319, A320 and A321 ceo, of ceo against neo and of the A321neo, ACF and XLR, then a revision list of the differences that matter most.
6 MIN→
Official accident reports explained for pilots: what happened, what the investigators found, the probable cause and the lessons, with the theory to train it. Open Crash Investigations →
// ACCIDENT REPORTS20 REPORTS
NTSB · 2019
Atlas Air Flight 3591
A 767 freighter's go-around mode engaged by accident in turbulence; the first officer, disoriented, pushed the aeroplane into a steep dive, and 32 seconds after the mode change it struck the bay.
INVESTIGATION · 11 MIN→
NTSB · 2018
Southwest Airlines Flight 1380
How a fatigue crack in one CFM56-7B fan blade led to a lost cabin window, a rapid decompression and an emergency landing at Philadelphia.
INVESTIGATION · 11 MIN→
BEA · 2015
Germanwings Flight 9525
The BEA's findings on the deliberate descent of an A320 into the French Alps, the co-pilot's medical certification and the reinforced cockpit door that kept the captain out.
INVESTIGATION · 12 MIN→
NTSB · 2013
Asiana Airlines Flight 214
A 777 crew on a visual approach to San Francisco unintentionally left the autothrottle in HOLD at idle, noticed the decaying airspeed only at about 200 ft and struck the seawall after a late go-around.
INVESTIGATION · 11 MIN→
ATSB · 2010
Qantas Flight 32
How a manufacturing flaw in an oil pipe led to a turbine disc burst on an A380, and how a five-pilot crew worked through the damage and landed at Singapore.
INVESTIGATION · 12 MIN→
BEA · 2009
Air France Flight 447
A temporary loss of airspeed indications at FL350 led to inappropriate control inputs, a stall that the crew never identified and the loss of all 228 people on board.
INVESTIGATION · 12 MIN→
NTSB · 2009
Colgan Air Flight 3407
A Q400 slowed into its stick shaker on a night approach in icing conditions; the captain's aft column inputs stalled the wing and he pulled against the stick pusher.
INVESTIGATION · 11 MIN→
NTSB · 2009
US Airways Flight 1549
Both engines of an A320 ingested Canada geese at 2,818 ft above ground; the crew glided to a ditching on the Hudson River and all 155 people on board survived.
INVESTIGATION · 11 MIN→
ATSB · 2008
Qantas Flight 72
Faulty angle of attack spikes from one of three air data units, and a rare gap in the flight control software, made an A330 pitch down twice in cruise, injuring many unbelted occupants.
INVESTIGATION · 11 MIN→
AAIB · 2008
British Airways Flight 38
How ice that built up inside a Boeing 777's fuel system on a cold flight from Beijing blocked the fuel flow to both engines on final approach to Heathrow.
INVESTIGATION · 12 MIN→
NTSB · 2006
Comair Flight 5191
Cleared for runway 22 at Lexington, a CRJ crew lined up in the dark on runway 26, less than half as long, and crashed beyond its end.
INVESTIGATION · 11 MIN→
AAIASB · 2005
Helios Airways Flight 522
A 737 left Larnaca with its pressurisation in manual; the crew mistook the cabin altitude horn, lost consciousness from hypoxia, and the aircraft flew on autopilot until its fuel ran out.
INVESTIGATION · 11 MIN→
BFU · 2002
Überlingen Mid-Air Collision
Two jets cleared at FL360 collided near Lake Constance at night after a late ATC descent instruction to one crew contradicted its TCAS climb advisory; all 71 people on board died.
INVESTIGATION · 12 MIN→
NTSB · 2001
American Airlines Flight 587
An A300-600's fin broke off in the climb when repeated full rudder reversals after a minor wake encounter built loads beyond the ultimate design load.
INVESTIGATION · 11 MIN→
GPIAA · 2001
Air Transat Flight 236
A fuel leak from a mis-installed engine tube, crossfed instead of isolated, left an A330 without fuel over the Atlantic; the crew glided it to a landing in the Azores.
INVESTIGATION · 12 MIN→
NTSB · 2000
Alaska Airlines Flight 261
An MD-83's stabiliser trim jackscrew lost its nut threads through lack of grease, and extended check intervals let the wear go undetected until pitch control was lost.
INVESTIGATION · 12 MIN→
TSB · 1998
Swissair Flight 111
A fire hidden above the cockpit ceiling of a Swissair MD-11 spread through flammable insulation during a diversion to Halifax, degrading the aircraft's systems until control was lost and it struck the sea.
INVESTIGATION · 11 MIN→
NTSB · 1989
United Airlines Flight 232
A DC-10's tail engine fan disk burst in cruise and cut all three hydraulic systems; the crew steered it to Sioux City using engine thrust alone.
INVESTIGATION · 12 MIN→
AAIB · 1989
British Midland Flight 92 (Kegworth)
After a fan blade failure in the left engine, the crew of a Boeing 737-400 shut down the right engine; the damaged engine failed on final approach and the aircraft crashed beside the M1.
INVESTIGATION · 12 MIN→
NTSB · 1982
Air Florida Flight 90
A Boeing 737 took off in continuing snow with contaminated wings and far less thrust than its iced EPR gauges showed, could not sustain flight after liftoff and struck a bridge over the Potomac.
INVESTIGATION · 12 MIN→