nominal frequency

См. также в других словарях:

• nominal frequency — vardinis dažnis statusas T sritis automatika atitikmenys: angl. nominal frequency; rated frequency vok. Nennfrequenz, f rus. номинальная частота, f pranc. fréquence nominale, f ryšiai: sinonimas – nominalusis dažnis …   Automatikos terminų žodynas

• 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

• Frequency drift — In electrical engineering, and particularly in telecommunications, frequency drift is an unintended and generally arbitrary offset of an oscillator from its nominal frequency. This can be caused by changes in temperature, which can alter the… …   Wikipedia

• Nominal impedance — in electrical engineering and audio engineering refers to the approximate designed impedance of an electrical circuit or device. The term is applied in a number of different fields, most often being encountered in respect of: The nominal value of …   Wikipedia

• Nominal watt — Nominal wattage is used to simplify the measurement of the efficiency of a loudspeaker. The impedance of a loudspeaker varies with frequency. This means that if different sine wave tones are fed into the loudspeaker at the same voltage (or the… …   Wikipedia

• Nominal power — is a measurement of a mediumwave radio station s output used in the United States. AM broadcasters are licensed by the Federal Communications Commission to operate at a specific nominal power, which may be (and usually is) different from the… …   Wikipedia

• Nominal interest rate — In finance and economics nominal interest rate or nominal rate of interest refers to the rate of interest before adjustment for inflation (in contrast with the real interest rate); or, for interest rates as stated without adjustment for the full… …   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

• Frequency mixer — This article is about non linear mixing operating in the frequency domain. For other types of mixers, see electronic mixer. Frequency Mixer Symbol. In electronics a mixer or frequency mixer is a nonlinear electrical circuit that creates new… …   Wikipedia

• Utility frequency — The waveform of 230 volt, 50 Hz compared with 110 V, 60 Hz. The utility frequency, (power) line frequency (American English) or mains frequency (British English) is the frequency at which alternating current (ac, also AC) is transmitted from a… …   Wikipedia

• Dual-tone multi-frequency signaling — One of the few production telephone DTMF keypads with all 16 keys, from an Autovon Telephone. The column of red keys produces the A, B, C, and D DTMF events. Dual tone multi frequency signaling (DTMF) is used for telecommunication signaling over… …   Wikipedia