Fourier transform analyzer

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• Fourier transform ion cyclotron resonance — Infobox chemical analysis name = Fourier transform ion cyclotron resonance caption =A FTMS instrument at the Pacific Northwest National Laboratory, USA acronym = FTMS, FTICR classification =Mass spectrometry analytes = manufacturers = related =… …   Wikipedia

• Discrete-time Fourier transform — In mathematics, the discrete time Fourier transform (DTFT) is one of the specific forms of Fourier analysis. As such, it transforms one function into another, which is called the frequency domain representation, or simply the DTFT , of the… …   Wikipedia

• Fast Fourier transform — A fast Fourier transform (FFT) is an efficient algorithm to compute the discrete Fourier transform (DFT) and its inverse. There are many distinct FFT algorithms involving a wide range of mathematics, from simple complex number arithmetic to group …   Wikipedia

• Spectrum analyzer — A spectrum analyzer Spectrum analyzer display A spectrum analyzer measures the magnitude of an input signal versus frequency with …   Wikipedia

• Quadrupole mass analyzer — The quadrupole mass analyzer is one type of mass analyzer used in mass spectrometry. As the name implies, it consists of 4 circular rods, set perfectly parallel to each other.cite book|last=de Hoffmann|first=Edmond|coauthors=Vincent… …   Wikipedia

• Real Time Analyzer — A Real Time Analyzer (RTA) is a professional audio device that measures and displays the frequency spectrum of an audio signal; a spectrum analyzer that works in real time. An RTA can range from a small PDA sized device to a rackmounted hardware… …   Wikipedia

• Optical Spectrum Analyzer — Ein Spektrumanalysator ist ein elektronisches Messgerät zur Darstellung der in einem Signal enthaltenen Frequenzen. Es gibt FFT Analysatoren und Analysatoren nach dem Prinzip des Überlagerungsempfängers (Heterodynempfänger). Moderne Messempfänger …   Deutsch Wikipedia

• Apodization — literally means removing the foot . It is the technical term for changing the shape of a mathematical function, an electrical signal, an optical transmission or a mechanical structure. An example of apodization is the use of the Hann window in… …   Wikipedia

• анализатор с быстрым преобразованием Фурье — — [Я.Н.Лугинский, М.С.Фези Жилинская, Ю.С.Кабиров. Англо русский словарь по электротехнике и электроэнергетике, Москва] Тематики электротехника, основные понятия EN fast Fourier transform analyzerFFTA …   Справочник технического переводчика

• Mass spectrometry — (MS) is an analytical technique that measures the mass to charge ratio of charged particles.[1] It is used for determining masses of particles, for determining the elemental composition of a sample or molecule, and for elucidating the chemical… …   Wikipedia

• Spectral density — In statistical signal processing and physics, the spectral density, power spectral density (PSD), or energy spectral density (ESD), is a positive real function of a frequency variable associated with a stationary stochastic process, or a… …   Wikipedia