crystal detector
noun Radio.
a device for rectifying a modulated radio-frequency signal, consisting of a crystal of germanium, silicon, galena, or the like with a cat whisker contact, permitting a high-frequency current to pass freely in one direction only: one of the two principal components of a crystal set.
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Origin of crystal detector
First recorded in 1905–10
Words nearby crystal detector
crystal, crystal ball, crystal class, crystal-clear, crystal counter, crystal detector, crystal form, crystal gazing, crystal habit, crystal healing, crystall-
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for crystal detector
crystal detector
noun
electronics a demodulator, used esp in microwave circuits and in early radio receivers, consisting of a thin metal wire in point contact with a semiconductor crystal
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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