英语词汇“preemphasis”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	preemphasis
释义	WordReference Random House Unabridged Dictionary of American English © 2024 pre•em•pha•sis (prē em′fə sis),USA pronunciation n. [Electronics.] Electronicsa process of increasing the amplitude of certain frequencies relative to others in a signal in order to help them override noise, complemented by deemphasis before final reproduction of the signal being received. `Also, pre-em′pha•sis.` Also called emphasis, predistortion, preequalization. pre- + emphasis 1940–45
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