supersonic heterodyne receiver
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heterodyne receiver — noun a radio receiver that combines a locally generated frequency with the carrier frequency to produce a supersonic signal that is demodulated and amplified • Syn: ↑superheterodyne receiver, ↑superhet • Hypernyms: ↑radio receiver, ↑receiving set … Useful english dictionary
Receiver (radio) — This article is about a radio receiver, for other uses see Radio (disambiguation). A radio receiver is an electronic circuit that receives its input from an antenna, uses electronic filters to separate a wanted radio signal from all other signals … Wikipedia
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 receiver — noun a radio receiver that combines a locally generated frequency with the carrier frequency to produce a supersonic signal that is demodulated and amplified • Syn: ↑heterodyne receiver, ↑superhet • Hypernyms: ↑radio receiver, ↑receiving set,… … Useful english dictionary
superheterodyne reception — ▪ electronics the commonest technique for recovering the information (sound or picture) from carrier waves of a range of frequencies, transmitted by different broadcasting stations. The circuitry, devised by Edwin H. Armstrong (Armstrong,… … Universalium
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… … New Collegiate Dictionary
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 — 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
Beat frequency oscillator — A beat frequency oscillator or BFO in radio telegraphy, is a dedicated oscillator used to create an audio frequency signal from carrier wave transmissions to make them audible, as they are not broadcast as such. The signal from the BFO is then… … Wikipedia
