crystal detector

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.

Origin:
1905–10
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source Link To crystal detector

00:10

00:09

00:08

00:07

00:06

00:05

00:04

00:03

00:02

00:01

Crystal detector is always a great word to know.
So is flibbertigibbet. Does it mean:
a chattering or flighty, light-headed person.
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
Collins
World English Dictionary
crystal detector
 
n
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 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Dictionary.com, LLC. Copyright © 2012. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT