1. (noun) detector, sensor, sensing element
any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it in a distinctive manner
Synonyms: detector, sensor, demodulator, sensing element
2. (noun) detector, demodulator
rectifier that extracts modulation from a radio carrier wave
Synonyms: detector, sensor, demodulator, sensing element
3. (noun) detector
electronic equipment that detects the presence of radio signals or radioactivity
Synonyms: sensor, demodulator, sensing element
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