crystal detector


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crystal detector

[′krist·əl di′tek·tər]
(electronics)
A crystal diode, or an equivalent earlier crystal-catwhisker combination, used to rectify a modulated radio-frequency signal to obtain the audio or video signal directly.
A crystal diode used in a microwave receiver to combine an incoming radio-frequency signal with a local oscillator signal to produce an intermediate-frequency signal.
References in periodicals archive ?
By specially designing manipulated tubes and finding a way of attaching them it maximised the amount of cooling to the base plate on the CMS End Cap next to the crystal detectors," he said.
By specially designing manipulated tubes and finding a way of attaching them, it maximised the amount of cooling to the base plate on the CMS End Cap next to the crystal detectors.
The close proximity of crystal detectors and limited angle tomographic reconstruction produces the high-resolution images.