Speed control
AIP GEN 3.4
| Circumstance | Phraseology |
|---|---|
| KEY
Pilot transmission Unique to Australia (ICAO Silent) Military specific |
|
1 SpeedNoteAll speed communications shall relate to indicated airspeed unless otherwise stipulated. Where applicable, mach number may be nominated as the basis of a speed statement. |
(a) Speed (number) knots (or mach number) |
| (b) Report speed or ([climb or cruise] mach number) | |
| (c) Maintain (number) knots (or mach (number)) [or greater (or less)] [until (location)] | |
| (d) Maintain present speed | |
| (e) Increase (or reduce) speed to (or by) (number) knots | |
| (f) Reduce to minimum approach speed | |
| (g) Cross (significant point) [at (time)] [at (number) knots] | |
| When aircraft is required to reduce speed to the minimum position in a clean configuration | (h) Reduce to minimum clean speed |
| When aircraft speed is at pilot’s discretion | (i) No [ATC] speed restrictions |
| When ATC speed restrictions no longer apply and the aircraft is required to resume profile speeds in accordance with procedural requirements | (j) Resume normal speed |