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pre•em•pha•sis



Pronunciation: (prē-em'fu-sis), [key]
n. Electronics.
a 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.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

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