differential frequency circuit

differential frequency circuit

[‚dif·ə′ren·chəl ¦frē·kwən·sē ¦sər·kət]
(electricity)
A circuit that provides a continuous output frequency equal to the absolute difference between two continuous input frequencies.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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