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1 анализатор гармоник
анализатор гармоник
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[IEV number 312-02-39]EN
wave analyzer
tuned voltmeter
voltmeter which is tuneable within a specified range of frequencies, used to measure the amplitude of a signal in a restricted frequency band
[IEV number 312-02-39]FR
analyseur d'onde
voltmètre sélectif
voltmètre qui peut être accordé à l'intérieur d'une gamme de fréquences spécifiées, utilisé pour mesurer l'amplitude d'un signal dans une bande de fréquence restreinte
[IEV number 312-02-39]Тематики
- измерение электр. величин в целом
Синонимы
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Русско-немецкий словарь нормативно-технической терминологии > анализатор гармоник
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2 анализатор спектра
анализатор спектра
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[IEV number 312-02-38]EN
spectrum analyzer
instrument used to provide the amplitude or power distribution of a signal as a function of frequency
[IEV number 312-02-38]FR
analyseur de spectre
appareil utilisé pour fournir la répartition de l'amplitude ou de la puissance d'un signal en fonction de la fréquence
[IEV number 312-02-38]Тематики
- измерение электр. величин в целом
EN
DE
FR
Русско-немецкий словарь нормативно-технической терминологии > анализатор спектра
См. также в других словарях:
Fourier number — In physics and engineering, the Fourier number (Fo) or Fourier modulus, named after Joseph Fourier, is a dimensionless number that characterizes heat conduction. Conceptually, it is the ratio of the heat conduction rate to the rate of thermal… … Wikipedia
Fourier number — Смотри число Фурье (Fo) … Энциклопедический словарь по металлургии
Fourier — (pronEng|ˈfʊərieɪ, French pronunciation IPA2|fuʁie) may refer to:*Charles Fourier (1772–1837), a French utopian socialist thinker *Joseph Fourier (1768–1830), a French mathematician and physicist **Mathematics, physics, and engineering terms… … Wikipedia
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Fourier transform spectroscopy — is a measurement technique whereby spectra are collected based on measurements of the temporal coherence of a radiative source, using time domain measurements of the electromagnetic radiation or other type of radiation.It can be applied to a… … Wikipedia
Fourier–Motzkin elimination — is a mathematical algorithm for eliminating variables from a system of linear inequalities. It can look for both real and integer solutions. It is computationally expensive.Elimination (or exists elimination) of variables V from a system of… … Wikipedia
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Fourier analysis — In mathematics, Fourier analysis is a subject area which grew out of the study of Fourier series. The subject began with trying to understand when it was possible to represent general functions by sums of simpler trigonometric functions. The… … Wikipedia
Number-theoretic transform — The number theoretic transform (NTT) is similar to the discrete Fourier transform, but operates with modular arithmetic on integers instead of complex numbers.DefinitionThe discrete Fourier transform is given by:f j=sum {k=0}^{n 1}x kleft(e^{… … Wikipedia
Fourier theorem — In mathematics, the Fourier theorem is a theorem stating that a periodic function f ( x ), which is reasonably continuous, may be expressed as the sum of a series of sine and cosine terms (called the Fourier series), each of which has specific… … Wikipedia