- 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
| 单词 | parametric amplifier |
| 释义 | WordReference Random House Unabridged Dictionary of American English © 2024 par′amet′ric am′plifier, [Electronics.]
Collins Concise English Dictionary © HarperCollins Publishers:: parametric amplifier n
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