ATPL THEORY
VFR + IFR Communications - Complete Summary
,Table of Contents
Communication definitions 4
Aeronautical Mobile Service 4
AFTN 4
Messages 4
Different messages 4
Transmitting on a frequency 6
Transmission of time 6
Transmission of letters 7
Transmission of numbers 7
Standard words and phrases 8
Callsigns 9
Weather minima for safe operations 10
Communicating 10
Making contact 10
Transfer of communications 10
Conventions 11
Issue of clearance and read back requirements 11
Negative 11
Conditional clearances 11
Level instructions 12
Overriding instructions 12
Flights joining airways 12
Flights leaving airways 12
Flights crossing airways 12
Flights holding en-route 12
Routine position reporting 12
Radio test procedures 12
Meteorological observations by aircraft 13
Definitions 14
General 14
Pushback 14
Taxi instructions 14
Take-off procedures 14
Take-off clearance 14
Departure instructions 14
Abandoned take-off 15
Joining a circuit 15
Reporting on final approach 15
Request for low fly-by of the tower 15
Request for touch and go 15
ATC instruction to go-around 16
After landing 16
Radar control and advisory services 16
Radar control services 16
Advisory service 16
Radar identification 16
Traffic information and avoiding 16
2
, Radar vectoring 16
Secondary surveillance radar (SSR) 17
TCAS manoeuvres 17
Approach control 17
Communications Failure 18
How to handle 18
Weather related information 20
ATIS 20
VOLMET 20
SIGMET 21
METARs 21
3
VFR + IFR Communications - Complete Summary
,Table of Contents
Communication definitions 4
Aeronautical Mobile Service 4
AFTN 4
Messages 4
Different messages 4
Transmitting on a frequency 6
Transmission of time 6
Transmission of letters 7
Transmission of numbers 7
Standard words and phrases 8
Callsigns 9
Weather minima for safe operations 10
Communicating 10
Making contact 10
Transfer of communications 10
Conventions 11
Issue of clearance and read back requirements 11
Negative 11
Conditional clearances 11
Level instructions 12
Overriding instructions 12
Flights joining airways 12
Flights leaving airways 12
Flights crossing airways 12
Flights holding en-route 12
Routine position reporting 12
Radio test procedures 12
Meteorological observations by aircraft 13
Definitions 14
General 14
Pushback 14
Taxi instructions 14
Take-off procedures 14
Take-off clearance 14
Departure instructions 14
Abandoned take-off 15
Joining a circuit 15
Reporting on final approach 15
Request for low fly-by of the tower 15
Request for touch and go 15
ATC instruction to go-around 16
After landing 16
Radar control and advisory services 16
Radar control services 16
Advisory service 16
Radar identification 16
Traffic information and avoiding 16
2
, Radar vectoring 16
Secondary surveillance radar (SSR) 17
TCAS manoeuvres 17
Approach control 17
Communications Failure 18
How to handle 18
Weather related information 20
ATIS 20
VOLMET 20
SIGMET 21
METARs 21
3
