Frequency management
AIP GEN 3.4
| Circumstance | Phraseology |
|---|---|
| KEYPilot transmission | |
| 1 Transfer of Control and/or Frequency Change NoteAn aircraft may be requested |
(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) |