Radio bearing

radio bearing
A bearing taken with a radio direction finder toward a radio beacon.
radio direction finder ...

radio bearing - A direction determined by radio.
radio direction finder - A receiver that accepts the transmission of a radiobeacon.
radio navigation - A method of determining a ship's position using radar; electronic piloting.

RDF - Radio Direction Finder. An instrument that can determine the direction that a radio transmission is coming from. The RDF is used with a radio beacon to find a radio bearing to help determine the vessel's position.

See also: Boat, Reach, Range, Headstay, Inflatable