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local oscillatorSee receiver.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006
local oscillator[′lō·kəl ′äs·ə‚lād·ər]
The oscillator in a superheterodyne receiver, whose output is mixed with the incoming modulated radio-frequency carrier signal in the mixer to give the frequency conversions needed to produce the intermediate-frequency signal.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
local oscillatorIn a superheterodyne radio, a local oscillator is an electronic circuit that generates a frequency based on the desired channel. The output of the oscillator is the channel frequency typically added to the intermediate frequency (IF). See PLL.
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