frequency selectivity

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• frequency selectivity — dažninis atrankumas statusas T sritis automatika atitikmenys: angl. frequency selectivity vok. Frequenzselektivität, f rus. частотная селективность, f pranc. sélectivité fréquentielle, f …   Automatikos terminų žodynas

• frequency selectivity — dažninis atrankumas statusas T sritis fizika atitikmenys: angl. frequency selectivity vok. Frequenzselektivität, f rus. частотная избирательность, f pranc. sélectivité fréquentielle, f …   Fizikos terminų žodynas

• Selectivity (electronic) — Selectivity is a measure of the performance of a radio receiver to respond only to the tuned transmission (such as a radio station) and reject other signals nearby, such as another broadcast on an adjacent channel.Selectivity is usually measured… …   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

• selectivity — /si lek tiv i tee, see lek /, n. 1. the state or quality of being selective. 2. Elect. the property of a circuit, instrument, or the like, by virtue of which it can distinguish oscillations of a particular frequency. 3. Radio. the ability of a… …   Universalium

• selectivity — noun a) A measure of how selective something is; discrimination b) The ability of a radio receiver to separate a desired signal frequency from others …   Wiktionary

• selectivity — se·lec·tiv·i·ty || ‚sɪlek tɪvÉ™tɪ n. state of being picky, choosiness; state of being selective; quality of being able to tune in to one particular frequency while blocking out other unwanted frequencies (Electronics) …   English contemporary dictionary

• selectivity — /səlɛkˈtɪvəti/ (say suhlek tivuhtee) noun 1. the state or quality of being selective. 2. Electricity the property of a circuit, instrument, or the like, by virtue of which it responds to electric oscillations of a particular frequency. 3. Radio… …  

• 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

• Orthogonal frequency-division multiple access — Multiplex techniques Circuit mode (constant bandwidth) TDM · FDM · SDM Polarization multiplexing Spatial multiplexing (MIMO) …   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