parametric amplifier


noun Electronics.

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

Nearby words

  1. parament,
  2. paramesonephric duct,
  3. parameter,
  4. parameterize,
  5. parametric,
  6. parametric equalizer,
  7. parametric equation,
  8. parametric equations,
  9. parametric statistics,
  10. parametritis

Origin of parametric amplifier

First recorded in 1955–60

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for parametric amplifier

parametric amplifier

noun

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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012