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frequency response

noun Electronics.
  1. the effectiveness with which a circuit, device, or system processes and transmits signals fed into it, as a function of the signal frequency.
  2. Also called frequency-response curve. a graph of frequency response, with signal amplitude or gain plotted against frequency.
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Origin of frequency response

First recorded in 1925–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018