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direction finder

noun, Radio.
a receiver with a loop antenna rotating on a vertical axis, used to ascertain the direction of incoming radio waves.
Origin of direction finder
Related forms
direction finding, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for direction finder
  • If an interference complaint is received, the direction finder can be used to locate an interfering transmitter.
British Dictionary definitions for direction finder

direction finder

a highly directional aerial system that can be used to determine the direction of incoming radio signals, used esp as a navigation aid Abbreviation D/F, DF
Derived Forms
direction finding, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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