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wave trap

American  

noun

Radio.

  1. a resonant-circuit filter between the antenna and the receiver for the suppression of unwanted frequencies.

Etymology

Origin of wave trap

First recorded in 1920–25

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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