electronic scanner

English Thesaurus

1. a radio receiver that moves automatically across some selected range of frequencies looking for some signal or condition (noun.artifact)

hypernym	:	detector,
definition	:	electronic equipment that detects the presence of radio signals or radioactivity (noun.artifact)

derivation	:	scan,
definition	:	make a wide, sweeping search of (verb.contact)

derivation	:	scan,
definition	:	make a wide, sweeping search of (verb.contact)