- superheterodyne detection
- супергетеродинный приём
English-Russian electronics dictionary .
superheterodyne detection
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Superheterodyne receiver — A 5 tube superheterodyne receiver made in Japan around 1955 In electronics, a superheterodyne receiver (sometimes shortened to superhet) uses frequency mixing or heterodyning to convert a received signal to a fixed intermediate frequency, which… … 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
Récepteur superhétérodyne — à cinq tubes de fabrication japonaise (1955). En électronique, un récepteur hétérodyne est un récepteur conçu sur le principe du mélange de fréquences, ou hétérodynage, pour convertir le signal reçu en une fréquence intermédiaire plus basse qu il … Wikipédia en Français
Optical heterodyne detection — is an important special case of heterodyne detection. In heterodyne detection, a signal of interest at some frequency is non linearly mixed with a reference local oscillator (LO) that is set at a close by frequency. The desired outcome is the… … Wikipedia
Heterodyne detection — is a method of detecting radiation by non linear mixing with radiation of a reference frequency. It is commonly used in telecommunications and astronomy for detecting and analysing signals.The radiation in question is most commonly either radio… … Wikipedia
double detection — noun : superheterodyne reception … Useful english dictionary
Direct-conversion receiver — A direct conversion receiver (DCR), also known as homodyne, synchrodyne, or zero IF receiver, is a radio receiver design that demodulates the incoming radio signal using synchronous detection driven by a local oscillator whose frequency is… … Wikipedia
Spectrum analyzer — A spectrum analyzer Spectrum analyzer display A spectrum analyzer measures the magnitude of an input signal versus frequency with … Wikipedia
Heterodyne — This article is about waveform manipulation. For the use of the term in poetry, see Heterodyne (poetry). For the webcomic characters, see Girl Genius. Heterodyning is a radio signal processing technique invented in 1901 by Canadian inventor… … Wikipedia
Radar detector — A radar detector, sometimes called a fuzz buster, is a passive electronic device used by motorists to determine if their speed is being monitored by law enforcement agencies via a radar unit, and thereby, potentially avoiding prosecution for… … Wikipedia
radar — /ray dahr/, n. 1. Electronics. a device for determining the presence and location of an object by measuring the time for the echo of a radio wave to return from it and the direction from which it returns. 2. a means or sense of awareness or… … Universalium
