crystal detector


Also found in: Thesaurus, Encyclopedia, Wikipedia.

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 ?
Pyroelectric crystal detector - fabrication process
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.
ATK met a major challenge on the GLAST program by delivering 1,860 Crystal Detector Element (CDE) assemblies for the Naval Research Laboratory's (NRL) Large Angle Telescope (LAT) Calorimeter at 50% of estimated cost.