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parametric amplifier

noun

, Electronics.
  1. a device, as an electron tube or transistor, that amplifies a high-frequency input signal by sinusoidally varying the reactance of the circuit.

parametric amplifier

noun

  1. a type of high-frequency amplifier in which energy from a pumping oscillator is transferred to the input signal through a circuit with a varying parameter, usually a varying reactance

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Word History and Origins

Origin of parametric amplifier1

First recorded in 1955–60

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parametricparametric equalizer

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