A VERSATILE CURRENT-MODE BIQUAD USING OPERATIONAL AMPLIFIERS

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摘要 Aversatilecurrent-modebiquadraticfilterusingthreeoperationalamplifiersandninepassiveelementsisproposed.Bysuitablychoosingtheoutputbranch,lowpass,bandpass,highpass,bandstopandallpasstransferfunctionsarerealizedsimultaneouslywithoutchangingthecircuitconfigurationandelements.Twocircuits,oneisforlowfrequencyapplicationandtheotherforhighfrequency,areproposed.Thecenterfrequency,qualityfactorandgainconstantsofthecircuitcanbetunedindependently.Simulatedresultsshowthatthecircuitsworksuccessfully.
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机构地区 不详
出版日期 1999年01月11日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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