reactance amplifier

См. также в других словарях:

• parametric amplifier — noun : a high frequency amplifier whose operation is based on time variations in a parameter (as reactance) and which converts the energy at the frequency of an alternating current into energy at the input signal frequency in such a way as to… …   Useful english dictionary

• Direct coupled amplifier — Direct coupled, also known as DC amp , refers to a type of amplifier. In this type of amplifier, the output of one stage of the amplifier is connected to the input of the next stage directly without using any reactive components like capacitors,… …   Wikipedia

• parametric amplifier — noun a sensitive, low noise amplifier of high frequency or microwave radio waves that utilizes an inductor or capacitor whose reactance varies periodically at a similar frequency …   Wiktionary

• parametric amplifier — Electronics. a device, as an electron tube or transistor, that amplifies a high frequency input signal by sinusoidally varying the reactance of the circuit. [1955 60] * * * …   Universalium

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