direction finder

1. 1.

   radio; determines the direction of incoming radio waves

   Broaderreceiver

   Narrowergoniometerradio compass

Questions about direction finder

What does direction finder mean?

direction finder means "radio; determines the direction of incoming radio waves".

Is direction finder a common word?

direction finder is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.