HyperDic: crystal_detector

English > 1 sense of the expression *crystal detector*:
NOUN	artifact	crystal detector	a detector consisting of a fine wire in contact with a galena crystal

English > *crystal detector*: 1 sense > noun 1, artifact
Meaning	A detector consisting of a fine wire in contact with a galena crystal; acts as a rectifier.
Parts	crystal	A crystalline element used as a component in various electronic devices
Broader	detector	electronic equipment that detects the presence of radio signals or radioactivity
Spanish	detector de cristales