crystal detector


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crystal detector

n.
A rectifying detector used especially in early radio receivers and consisting of a semiconducting crystal in point contact with a fine metal wire.

crystal detector

n
(Electronics) 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

Crystal detector

A detector of radio waves that consisted of a base and terminals, a piece of galena or silicon, and a Cat whisker.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.crystal detector - a detector consisting of a fine wire in contact with a galena crystal; acts as a rectifier
crystal - a crystalline element used as a component in various electronic devices
detector - electronic equipment that detects the presence of radio signals or radioactivity
References in periodicals archive ?
For between $20 and $25, I returned home with headphones, a tuning coil, a crystal detector, a condenser and other mystifying gadgets.
The signals input into the crystal detector are low enough in power that the detector operates in the "square law" region - that is, the output is a function of the input power rather than the signal voltage.
The E-GRC ("Magic Box") uses a microwave signal run in a resonating facility through the test material and back through a crystal detector to generate a frequency to be read by an oscilloscope.