diode noise source

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• Noise-figure meter — A noise figure meter is an instrument for measuring the noise figure of an amplifier, mixer, or similar device. An example instrument is the 1983 era Agilent 8970A. Contents 1 Measurement methods 2 Noise source 2.1 Thermal noise …   Wikipedia

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• Diode — Figure 1: Closeup of a diode, showing the square shaped semiconductor crystal (black object on left) …   Wikipedia

• Shot noise — Photon noise simulation. Shot noise is a type of electronic noise that may be dominant when the finite number of particles that carry energy (such as electrons in an electronic circuit or photons in an optical device) is sufficiently small so… …   Wikipedia

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• Avalanche diode — An avalanche diode is a diode (usually made from silicon, but can be made from another semiconductor) that is designed to go through avalanche breakdown at a specified reverse bias voltage and conduct as a type of voltage reference.The Zener… …   Wikipedia

• Hole Accumulation Diode — (HAD) is a patented technique of the SONY Corporation to reduce electronic noise in a CCD or CMOS imaging sensor by reducing the so called dark current that occur in the absence of light falling on the imager for noise reduction and enhanced… …   Wikipedia