“noise suppressor”的概念、定义、翻译、参考文献-科学参考

单词	noise suppressor
释义	noise suppressor [`nȯiz sǝ´pres·ǝr] ^ELECTRONICS 1. A circuit that blocks the audio- frequency amplifier of a radio receiver automatically when no carrier is being received, to eliminate background noise. Also known as squelch circuit. 2. A circuit that reduces record surface noise when playing phonograph records, generally by means of a filter that blocks out the higher frequencies where such noise predominates. 3. See <<noise limiter>>
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