beat-frequency oscillator


beat-frequency oscillator
гетеродин

English-Russian dictionary on household appliances. 2014.

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  • 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

  • beat — beatable, adj. /beet/, v., beat, beaten or beat, beating, n., adj. v.t. 1. to strike violently or forcefully and repeatedly. 2. to dash against: rain beating the trees. 3. to flutter, flap, or rotate in or against: beating the air with its wings …   Universalium

  • Crystal oscillator — A miniature 4 MHz quartz crystal enclosed in a hermetically sealed HC 49/US package, used as the resonator in a crystal oscillator. A crystal oscillator is an electronic oscillator circuit that uses the mechanical resonance of a vibrating crystal …   Wikipedia

  • Intermediate frequency — In communications and electronic engineering, an intermediate frequency (IF) is a frequency to which a carrier frequency is shifted as an intermediate step in transmission or reception. The intermediate frequency is created by mixing the carrier… …   Wikipedia

  • Local oscillator — A local oscillator is an electronic device used to generate a signal normally for the purpose of converting a signal of interest to a different frequency using a mixer. This process of frequency conversion, also referred to as heterodyning,… …   Wikipedia

  • BFO — • beat frequency oscillator …   Maritime acronyms and abbreviations

  • BFO — Beat Frequency Oscillator (Academic & Science » Electronics) Beat Frequency Oscillator (Academic & Science » Amateur Radio) * BestFoods (Business » NYSE Symbols) * Buffalo Range, Zimbabwe (Regional » Airport Codes) * Balanced Forearm Orthosis… …   Abbreviations dictionary

  • BFO — Beat Frequency Oscillator (Oscilador de Frecuencia de Batido) …   Diccionario español de neologismos

  • BFO — • Beat Frequency Oscillator • Buffalo Range, Zimbabwe internationale Flughafen Kennung …   Acronyms

  • 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

  • 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