detector meaning

[ di'tektə ] Pronunciation:   "detector" in a sentence
  • Noun: detector  di'tektu(r)
    1. 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
      - sensor, sensing element 
    2. Rectifier that extracts modulation from a radio carrier wave
      - demodulator 
    3. Electronic equipment that detects the presence of radio signals or radioactivity

    Derived forms: detectors

    See also: detect

    Type of: device, electronic equipment, rectifier

    Part of: radio, radio receiver, radio set, receiving set, tuner, wireless

    Encyclopedia: Detector

  • [Architecture]

    See sensor.

  • [Electronics]
    1. In radio communications, a device or circuit that extracts the information from a modulated carrier. Also sometimes called a demodulator.
    2. A device that senses a signal or condition and indicates its presence.

  • [Medicine]
    n : one that detects; esp : a device for detecting the presence of electromagnetic waves or of radioactivity


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  1. the detector tube is filled with nitric oxide.
  2. we must use photocell as detectors.
  3. a marine detector is a hydrophone.
  4. this leads us to the concept of arrays of detectors.
  5. thermopile is usually a blackened thermal detector.

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