Definition of superheterodyne in English:

superheterodyne

Syllabification: su·per·het·er·o·dyne
Pronunciation: /ˌso͞opərˈhetərəˌdīn
 
/

adjective

  • Denoting or using a system of radio and television reception in which the receiver produces a tunable signal that is combined with the incoming signal to produce a predetermined intermediate frequency, on which most of the amplification is formed.
    More example sentences
    • The Lockheed Martin AN / ALR - 56M radar warning receiver is a superheterodyne receiver operating in the 2-20GHz band.

noun

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  • A superheterodyne receiver.
    More example sentences
    • Both radios are similar in design - five - tube superheterodynes with both broadcast and shortwave tuning.
    • Its quality stood behind the commercial superheterodynes which were produced for marine and navy applications ten years ago.
    • The public was not so receptive since superheterodynes were complicated devices requiring many controls, as well as lots of tubes and batteries.

Origin

1920s: from supersonic + heterodyne.

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