ATC Phrase: “Station Calling Chennai, Say Again Your Call Sign”
This phrase is used by an Air Traffic Control (ATC) station when they have received a transmission directed to them, but they are uncertain of the identification of the calling aircraft.
Breakdown of the Phrase
- “Station calling Chennai”:
ATC uses this phrase when they did not hear or could not understand the identity of the calling aircraft. It is a general call addressed to the unknown station. - “Say again your call sign”:
The standard radiotelephony phrase SAY AGAIN means “Repeat all, or the following part, of your last transmission.” ATC is specifically requesting the pilot to repeat their call sign for proper identification.
Correct Pilot Response
If you receive this call from ATC, you should respond by stating the facility name followed by your full aircraft call sign.
Example:
“Chennai, Fastair 345”
