superheterodyne
adjective Etymology: supersonic + heterodyne Date: 1922 used in or being a radio receiver in which an incoming signal is mixed with a locally generated frequency to produce an ultrasonic signal that is then rectified, amplified, and rectified again to reproduce the sound • superheterodyne noun

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • superhétérodyne — [ sypɛreterɔdin ] adj. et n. m. • 1931; de super et hétérodyne ♦ Électron. Se dit d un récepteur de radio dans lequel les oscillations de haute fréquence venant de l onde reçue sont mélangées avec celles d un oscillateur local, de manière à… …   Encyclopédie Universelle

  • superheterodyne — [so͞o΄pər het′ər ə dīn΄] adj. [ SUPER(SONIC) + HETERODYNE] 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… …   English World dictionary

  • Superheterodyne — Der Überlagerungsempfänger (auch Superheterodynempfänger bzw. kurz Superhet, Super) ist eine elektrische Schaltung zum Empfang und zur Verarbeitung von hochfrequenten elektromagnetischen Signalen (HF Signalen). Eingesetzt wird sie in vielen… …   Deutsch Wikipedia

  • superheterodyne — /sooh peuhr het euhr euh duyn /, Radio. adj. 1. 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 …   Universalium

  • superheterodyne — su•per•het•er•o•dyne [[t]ˌsu pərˈhɛt ər əˌdaɪn[/t]] adj. 1) rtv noting or pertaining to a method of receiving radio signals in which the heterodyne process is used to lower the frequency of an incoming modulated wave and the wave is then… …   From formal English to slang

  • superheterodyne — /supəˈhɛtərədaɪn/ (say soohpuh hetuhruhduyn) adjective 1. denoting or relating to a method of receiving radio signals by which the incoming modulated wave is changed by the heterodyne process to a lower frequency (the intermediate frequency,… …   Australian English dictionary

  • superheterodyne — adj. & n. adj. denoting or characteristic of a system of radio reception in which a local variable oscillator is tuned to beat at a constant ultrasonic frequency with carrier wave frequencies, making it unnecessary to vary the amplifier tuning… …   Useful english dictionary

  • superheterodyne — adjective A technique used in radio receivers to tune to a particular frequency …   Wiktionary

  • superheterodyne — [ˌsu:pə hɛt(ə)rə(ʊ)dʌɪn] adjective denoting or using a system of radio and television reception in which the receiver produces a tunable signal which is combined with the incoming signal to produce a predetermined intermediate frequency, on which …   English new terms dictionary

  • superheterodyne — su·per·heterodyne …   English syllables

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