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Amplifier

5 more terms with the same name exist. Show the other terms
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  1. Generally, an amplifier or simply amp, is any device that changes, usually increases, the amplitude of a signal

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on December 3, 2008
  2. The "signal" is usually voltage or current

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on December 3, 2008
  3. The relationship of the input to the output of an amplifier — usually expressed as a function of the input frequency — is called the transfer function of the amplifier, and the magnitude of the transfer function is termed the gain

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on December 3, 2008
  4. (So, an amplifier will generally increase the signal level) In popular use, the term today usually refers to an electronic amplifier, often as in audio applications

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on December 3, 2008
  5. A related device that emphasizes conversion of signals of one type to another (for example, a light signal in photons to a DC signal in amperes) is a transducer, or a sensor

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on December 3, 2008
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