Eight stages from start-up to emergencies, in standard ICAO wording.
Radio phraseology for the RTR practical, stage by stage
A flight told through its radio calls, from start-up to landing, using standard ICAO wording. Every example uses the call sign VT-ABC. Read it, then say it aloud.
1. Before departure: ATIS and start-up
Tune to the ATIS before you transmit and note its letter. Quote that letter in your first call to Ground.
PilotDelhi Ground, VT-ABC, Stand 12, IFR to Mumbai, FL 360, POB 120, request start-up, information Bravo.
PilotMumbai Ground, VT-ABC, runway vacated, request taxi to stand.
8. Emergency calls
Distress opens with MAYDAY spoken three times, urgency with PAN PAN three times. Follow with your call sign, the problem, what you intend to do, position, level and number of people on board.
PilotMAYDAY MAYDAY MAYDAY, Delhi Control, VT-ABC, engine failure, descending flight level 200, intend to land Jaipur, 120 persons on board.
Standard words and phrases
Roger
Your last transmission was received in full.
Wilco
I understand your message and will comply.
Affirm
Yes.
Negative
No, or that is not correct.
Say again
Repeat all or part of your last message.
Standby
Wait. I will call you back.
Readback
Repeat this message back to me.
Correction
I made an error in this transmission. The correct version follows.
Saying numbers
Numbers are pronounced one digit at a time using the radiotelephony forms: ZE-RO, WUN, TOO, TREE, FOW-er, FIFE, SIX, SEV-en, AIT, NIN-er. A decimal point is DAY-SEE-MAL and a thousand is TOU-SAND. A flight level such as FL 350 is read as “flight level three five zero”.