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General

Radio telephony procedures

Frequency management

AIP GEN 3.4

Circumstance Phraseology
KEYPilot transmission
1 Transfer of Control and/or
Frequency Change

(a) Contact (unit callsign) (frequency)
(b) (FREQUENCY)
(c) At (or over) (time or place) contact (unit callsign)
(frequency)
(d) If no contact (instructions)
(e) REQUEST CHANGE TO (frequency) (service)
(f) Frequency change approved
(g) REQUEST TO MAINTAIN RADIO SILENCE DUE (reason) [UNTIL (time)]
(h) Monitor (unit callsign) (frequency)
(i) MONITORING (frequency)
(j) Remain this frequency
(k) Stand by for (unit callsign) (frequency)
An IFR pilot changing to the CTAF
frequency
(l) CHANGING TO (location) CTAF (frequency)
A pilot contacting next frequency when
on a heading
(m) HEADING (as previously assigned)
When a pilot/ATC broadcasts general
information
(n) ALL STATIONS (appropriate information)
When a pilot broadcasts location-specific
general information
(o) (Location) TRAFFIC (appropriate information) (location)
2 Flights contacting approach control
Not radar identified or procedural tower (a) (Distance) MILES [DME] [radial (VOR radial) or
(compass quadrant from aerodrome, for example
south/south east)] followed as necessary by:
(i) maintaining (or descending) to (level)
If visual approach can be made (ii) visual
3 Change of callsign
To instruct an aircraft to change callsign (a) Change your callsign to (new callsign) [until further
advised]
To advise an aircraft to revert to the
callsign indicated in the flight notification
to ATS
(b) Revert to flight plan callsign (callsign) [at (significant
point)]
4 After landing (a) Contact ground [frequency]
(b) When vacated contact ground [frequency]
5 To request a station relay a clearance or information to a third party (a) For [relay to] (third party callsign) (clearance or information)
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