direction finder


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direction finder

n.
A device for determining the source of a transmitted signal, consisting mainly of a radio receiver and a coiled rotating antenna.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

direction finder

n
(Navigation) 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 or DF
direction finding n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

direc′tion find`er


n.
a receiver with a loop antenna rotating on a vertical axis, used to ascertain the direction of incoming radio waves.
[1910–15]
direc′tion find`ing, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.direction finder - radio; determines the direction of incoming radio waves
goniometer - direction finder that determines the angular direction of incoming radio signals
radio compass - a direction finder that gives a bearing by determining the direction of incoming radio signals
receiver, receiving system - set that receives radio or tv signals
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

direction finder

[dɪˌrɛkʃənˈfaɪndəʳ] nradiogoniometro
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
References in periodicals archive ?
[1] Hong-Sun Yang and , Soon-Yong Chun, "Improvement of the accuracy for direction finder using measurement of polarization," IEIE SUMMER CONFERNCE 2014, pp.
The selected Rockwell Collins baseline avionics package also includes Automatic Direction Finder, Distance Measuring Equipment, High Speed Data Radio, Very High Frequency Transceiver and Omnidirectional Radio.
A comprehensive study was performed to investigate the performance of wideband non-uniform circular array interferometer in a real time 3D direction finder. A generalized regression neural network was chosen to map the phase relationships between antennas to DoA.
The installed COMINT system includes both a Direction Finder function and an Intercept System.
There is a specific mention of a magnetic direction finder - a compass - around 1040.
It works the same as the company's direction finder for traveling by car or public transit.
The full vessel traffic control system room will have a sophisticated maritime automatic Radio Identification System (AIS), state-of-the-art Direction Finder (DF) and CCTVs.
"It is also faster, can carry four crew members instead of just three like the previous boat and has a combined radar and chart plotter, as well as a radio direction finder previously only found on all-weather lifeboats, to help in poor weather conditions.
Every one of those planes had a radio and a direction finder. I find it almost impossible to believe that none of them could figure out where he was.
They use a specialized version, the venerable Si-Tex 525 ADF (Automatic Direction Finder), to track VHF transmissions from skippers who are on the fish, but stingy with the information.
The third part of the system is the direction finder on board the RHIBs.
One of World War II's most closely guarded secrets was a radio direction finder that instantaneously put the finger on marauding U-boat wolf packs.

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