FOCH0610-70濾波器FOCH061070可議價(jià)
FOCH0610-70濾波器FOCH061070可議價(jià)
FOCH0610-70濾波器FOCH061070可議價(jià)
FOCH0610-70濾波器FOCH061070說(shuō)明書(shū)
FOCH0610-70濾波器FOCH061070電路圖
FOCH0610-70濾波器FOCH061070中文說(shuō)明書(shū)
FOCH0610-70 濾波器是一種選頻裝置,可以使信號(hào)中特定的頻率成分通過(guò),而·大地衰減其他頻率成分。利用濾波器的這種選頻作用,可以濾除干擾噪聲或進(jìn)行頻譜分析。
FOCH0610-70 換句話說(shuō),凡是可以使信號(hào)中特定的頻率成分通過(guò),而極·地衰減或抑制其他頻率成分的裝置或系統(tǒng)都稱之為濾波器。濾波器,是對(duì)波進(jìn)行過(guò)濾的器件。
FOCH0610-70 “波”是一個(gè)非常廣泛的物理概念,在電子技術(shù)領(lǐng)域,“波”被狹義地局限于特指描述各種物理量的取值隨時(shí)間起伏變化的過(guò)程。
FOCH0610-70 該過(guò)程通過(guò)各類傳感器的作用,被轉(zhuǎn)換為電壓或電流的時(shí)間函數(shù),稱之為各種物理量的時(shí)間波形,或者稱之為信號(hào)。因?yàn)樽宰兞繒r(shí)間是連續(xù)取值的,所以稱之為連續(xù)時(shí)間信號(hào),又習(xí)慣地稱之為模擬信號(hào)(Analog Signal)。
FOCH0610-70 A filter is a frequency-selective device that allows specific frequency components in a signal to pass while greatly attenuating other frequency components. Using this frequency selection function of the filter, interference noise can be filtered out or spectrum analysis can be performed.
FOCH0610-70 In other words, any device or system that can pass specific frequency components in a signal while greatly attenuating or suppressing other frequency components is called a filter. A filter is a device that filters waves.
FOCH0610-70 "Wave" is a very broad physical concept. In the field of electronic technology, "wave" is narrowly limited to describe the process in which the values of various physical quantities fluctuate over time.
FOCH0610-70 This process is converted into a time function of voltage or current through the action of various sensors, which is called the time waveform of various physical quantities, or it is called a signal. Because the independent variable time takes a continuous value, it is called a continuous time signal, and is also commonly called an analog signal (Analog Signal).
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