direction finder

direction finder
noun Date: 1913 a radio receiving device for determining the direction of incoming radio waves that typically consists of a coil antenna rotating freely on a vertical axis

New Collegiate Dictionary. 2001.

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  • direction finder — direction finding. Radio. a receiver with a loop antenna rotating on a vertical axis, used to ascertain the direction of incoming radio waves. [1910 15] * * * ▪ instrument or  radio direction finder        radio receiver and antenna system for… …   Universalium

  • direction finder — n. a device for finding out the direction from which radio waves or signals are coming, as a loop antenna that can be rotated freely on a vertical axis …   English World dictionary

  • direction finder — A radio receiver equipped with a directional sensing antenna used to take bearings on a radio transmitter. Specialized radio direction finders are used in aircraft as air navigation aids. Others are ground based, primarily to obtain a “fix” on a… …   Aviation dictionary

  • direction finder — Synonyms and related words: Bourdon tube, Gyropilot, Gyrosin compass, HFDF, Mach meter, RDF, absolute altimeter, accelerometer, aerial reconnaissance camera, aerometer, aeroscope, air log, altigraph, altimeter, ammeter, anemograph, anemometer,… …   Moby Thesaurus

  • direction finder — pelengatorius statusas T sritis fizika atitikmenys: angl. direction finder vok. Peilanlage, f; Peiler, m; Peilgerät, n rus. пеленгатор, m pranc. goniomètre, m …   Fizikos terminų žodynas

  • direction-finder — direcˈtion finder noun A radio receiver that determines the direction of arrival of incoming waves, used esp in navigation • • • Main Entry: ↑direct …   Useful english dictionary

  • direction finder — direc′tion find er n. rtv a receiver with a loop antenna rotating on a vertical axis, used to ascertain the direction of incoming radio waves • Etymology: 1910–15 direc′tion find ing, n …   From formal English to slang

  • direction-finder — /dəˈrɛkʃən faɪndə/ (say duh rekshuhn fuynduh) noun a contrivance on a radio receiver usually based on a loop antenna rotating on a vertical axis, which ascertains the direction of incoming radio waves …  

  • direction finder — noun radio; determines the direction of incoming radio waves • Hypernyms: ↑receiver, ↑receiving system • Hyponyms: ↑goniometer, ↑radio compass …   Useful english dictionary

  • direction finder — n. df, apparatus for determining the source of a conveyed signal …   English contemporary dictionary

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