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superheterodyne
[ soo-per-het-er-uh-dahyn ]
adjective
- denoting, pertaining to, or using a method of processing received radio or video signals in which an incoming modulated wave is changed by the heterodyne process into a lower-frequency wave and then subjected to amplification and subsequent detection.
noun
- a superheterodyne receiver.
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Word History and Origins
Origin of superheterodyne1
First recorded in 1920–25; super(sonic) + heterodyne
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