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Results 21 - 25 of 25 for Photoelectric
  • What is a Sun Sensor?
    Article - 17 Jun 2013
    A sun sensor is a device that senses the direction to the Sun to measure the position of the sun or other light sources with respect to the sensor position.
  • The Difference Between Scintillation Counters and Geiger Counters
    Article - 8 Mar 2013
    A scintillation counter is a device used for the detection and measurement of ionizing radiation.
  • How do Geiger Counters Work?
    Article - 8 Mar 2013
    A Geiger counter is used for detecting and measuring alpha, beta and gamma radiation. It consists of a pair of electrodes with a high voltage running between them.
  • An Introduction to Proximity Sensors
    Article - 12 Sep 2012
    A general overview of a proximity sensor involves the emission of an electromagnetic field or the use of infrared radiation to emit a beam of light.
  • An Overview of Smoke Detectors
    Article - 27 Jun 2012
    The current article emphasises the functional mechanism to photoelectric smoke detectors and ionizing smoke detectors.

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