All radio direction finder synonyms
ra·di·o di·rec·tion find·er
R r noun radio direction finder
- global positioning system — GPS (def 1).
- direction finder — a receiver with a loop antenna rotating on a vertical axis, used to ascertain the direction of incoming radio waves.
- gps — Global Positioning System
- huff-duff — a method used by the Allies in World War II for locating enemy submarines and other naval or land targets through simultaneous bearings on their radio transmissions.