mixer amplification of variable reactance

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parametrischer Verstärker — parametrischer Verstärker, Reaktạnzverstärker, MAVAR [Abkürzung von englisch mixer amplification by variable reactance], Verstärker mit variablen Reaktanzen (Kapazität … Universal-Lexikon
Parametric oscillator — A parametric oscillator is a simple harmonic oscillator whose parameters (its resonance frequency omega and damping eta) vary in time in a defined wayAnother intuitive way of understanding a parametric oscillator is as follows: a parametric… … Wikipedia
semiconductor device — ▪ electronics Introduction electronic circuit component made from a material that is neither a good conductor nor a good insulator (hence semiconductor). Such devices have found wide applications because of their compactness, reliability,… … Universalium

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