feature identification - Can you identify this antenna on a Cessna 172N? - Aviation Stack Exchange
The Different Types of Aircraft Antennas And Their Function - Aero Corner
Marker Beacon Antenna - Steinair Inc.
CI-118-1 Comant Marker Beacon Antenna
Marker Beacon Antenna - Sensor Systems Inc., Aircraft Antenna
Marker Beacon System * Function The marker beacon system is a radio navigation aid which determines the distance between the aircraft and the runway threshold. The system provides visual and aural indications
Marker Beacon Antenna - Sensor Systems Inc., Aircraft Antenna