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channel-center frequency

См. также в других словарях:

  • Center frequency — In electrical engineering and telecommunications, the center frequency of a filter or channel is a measure of a central frequency between the upper and lower cutoff frequencies. It is usually defined as either the arithmetic mean or the geometric …   Wikipedia

  • Frequency deviation — (Δf) is used in FM radio to describe the maximum instantaneous difference between an FM modulated frequency and the nominal carrier frequency. The term is sometimes mistakenly used as synonymous with frequency drift, which is an unintended offset …   Wikipedia

  • Channel 37 — is an unused television channel in countries using the M and N broadcast television system standards. Channel 37 occupies a band of UHF frequencies from 608 to 614 MHz, frequencies that are particularly important to radio astronomy.[1] In 1963,… …   Wikipedia

  • Channel X Radio — WCXU/WCXX/WCXV City of license Caribou (WCXU) Madawaska (WCXX) Van Buren (WCXV) Fort Kent (W276AY) Broadcast area Aroostook County, Maine Frequency 97.7 MHz (WCXU) 102.3 MHz (WCXX) 98.1 MHz (WCXV) 103.1 MHz (W276AY) …   Wikipedia

  • Channel allocation schemes — In radio resource management for wireless and cellular network, channel allocation schemes are required to allocate bandwidth and communication channels to base stations, access points and terminal equipment. The objective is to achieve maximum… …   Wikipedia

  • Frequency modulation — See also: Amplitude modulation In telecommunications, frequency modulation (FM) conveys information over a carrier wave by varying its frequency (contrast this with amplitude modulation, in which the amplitude of the carrier is varied while its… …   Wikipedia

  • channel — Synonyms and related words: EDP, access, adolescent stream, adviser, aisle, alley, amateur band, ambulatory, announcer, annunciator, aperture, approach, approaches, aqueduct, arcade, arroyo, artery, authority, avenue, band, basin, beck, bed, bit …   Moby Thesaurus

  • Radio-frequency identification — (RFID) is a technology that uses radio waves to transfer data from an electronic tag, called RFID tag or label, attached to an object, through a reader for the purpose of identifying and tracking the object. Some RFID tags can be read from… …   Wikipedia

  • Tuned radio frequency receiver — A tuned radio frequency receiver (TRF receiver) is a radio receiver that is usually composed of several tuned radio frequency amplifiers followed by circuits to detect and amplify the audio signal. A 3 stage TRF receiver includes a RF stage, a… …   Wikipedia

  • SPH MediaWorks Channel i — (Channel i) Launched 20 May 2001 as SPH MediaWorks TV Works 3 March 2002 as SPH MediaWorks Channel i Closed …   Wikipedia

  • Clear Channel Communications — Not to be confused with clear channel radio stations, a type of AM radio station. This article is about the broadcasting company. For other uses, see Clear channel. CC Media Holdings, Inc. Type Private Industry …   Wikipedia

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