ALL meanings of parametric amplifier
pa·ram·e·ter am·pli·fi·er
P p - noun parametric amplifier a device, as an electron tube or transistor, that amplifies a high-frequency input signal by sinusoidally varying the reactance of the circuit. 1
- noun parametric amplifier 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 0