Superheterodyne meaning

so͝opər-hĕtər-ə-dīn
Of, relating to, or being a form of radio reception in which the frequency of an incoming radio signal is mixed with a locally generated signal and converted to an intermediate frequency in order to facilitate amplification and the rejection of unwanted signals.
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A superheterodyne radio receiver.
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Designating or of a form of radio reception in which part of the amplification prior to demodulation is carried out at an intermediate supersonic frequency produced by beating the frequency of the received carrier waves with that of locally generated oscillations.
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A radio set for this method of reception.
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(electronics) Pertaining to a technique used in radio and television receivers to tune to a particular frequency, or to receivers using such a technique. [from 20th c.]
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Origin of superheterodyne

  • super(sonic) heterodyne

    From American Heritage Dictionary of the English Language, 5th Edition

  • From super- +"Ž heterodyne.

    From Wiktionary