Communications Flashcards
How many ARCDUs are there in the aircraft?
Two.
T or F: VHF 1 and 2 are used for voice communication.
True.
T or F: pilots can control volume for each comm radio on the ARCDU.
True.
What color are active NAV and COM frequencies shown in?
Green.
What color are standby NAV and COM frequencies shown in?
Cyan.
T or F: a bar to the left of the NAV or COM frequencies displays the volume for the associated receiver.
True.
T or F: the pilots can talk to each other via the interphone/hot mic system, but cannot talk to the ground crew with it (i.e. during pushback).
False.
Will the PA light on the ARCDU illuminate when a flight attendant is making an announcement?
Yes.
What is pushing the CHIME button on the ARCDU commonly used for?
Notifying the flight attendants of reaching a certain phase of flight.
T or F: the CALL button establishes communications with the crew in the cabin.
True.
If both ARCDUs fail, who is the only person that will be able to communicate?
The Captain.
How many standby VHF COM radios are there in the cockpit?
One(?)
Where is the ELT located?
The dorsal fin, just forward of the vertical fin.
T or F: the ELT is a self-contained unit.
True.
What frequencies does the ELT transmit on?
121.5 and 243.0. Some also on 406 mHZ).
