radio beacon

American  

noun

1. a radio station that sends a characteristic signal so as to enable ships or airplanes to determine their position or bearing by means of a radio compass.

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radio beacon British  

noun

1. Sometimes shortened to: beacon.  a fixed radio transmitting station that broadcasts a characteristic signal by means of which a vessel or aircraft can determine its bearing or position

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Etymology

Origin of radio beacon

First recorded in 1915–20

Example Sentences

Pulsars—spinning neutron stars left when giant stars blow up in supernova explosions—are well-known astronomical radio beacons.

From Science Magazine

The Coast Guard recommends that mariners crossing the open ocean travel with multiple forms of communication, including radios and satellite and an electronic position radio beacon so authorities can find those needing rescue.

From Seattle Times

At about 12:48 p.m. the First Coast Guard District command center received an alert from an emergency radio beacon registered to the 55-foot commercial fishing vessel Miss Kara.

From Seattle Times

Another programme involving Dr Miller surgically inserts radio beacons into male pythons, turning them into "scouts" that travel around in search of a breeding female mate.

From BBC

Another thing to consider: Mercogliano said the Titan lacked an emergency radio beacon that could have floated to the surface and started beeping if there was an emergency.

From Washington Times