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2.4 Transceivers
2.4.2 Describe the purpose, correct manipulation and adjustment of the controls of commonly used aeronautical transceivers.
An aeronautical transceiver is a radio unit that can both:
- Transmit radio signals
- Receive radio signals
In aviation, the transceiver is used to communicate with:
- Air Traffic Control
- Flight Information Service
- Aerodrome traffic
- Other aircraft
- Ground stations
Clear radio communication is essential for safe and efficient aircraft operation.
It allows pilots to:
- Obtain clearances
- Receive traffic information
- Make position reports
- Coordinate with other aircraft
Most aircraft VHF radios have similar basic controls, although the exact layout may vary between aircraft and radio types.
King KY 197 Transceiver
The King KY 197 is a common aircraft VHF transceiver.
It displays two frequencies:
Left side — active frequency
Right side — standby frequency
The standby frequency is adjusted using the frequency selector knobs.
The tuning knobs normally operate as follows:
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