单词 | reflection oscillator |
释义 | reflection oscillatorElectronics noun 1A valve oscillator having two closely-spaced grids with an alternating electric field between them, through which electrons pass twice, once in each direction. 2An oscillator consisting of a resonator (a tuned circuit) and an active device such as a transistor connected in such a way that instability in the latter causes oscillations to build up in the former until stability is reached. Origin1940s; earliest use found in Proceedings of the Physical Society of London. |
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