[理工] 頻率響應的問題 我都搞混了
CS低頻響應求3dB頻率
算出三個極值
低頻獨立系統不是用W3dB =(W1^2+W2^2+W3^2)^0.5 近似嗎???
我看吳定中的書他直接W3dB = W1 + W2 + W3
這不是低頻相依的近似方式嗎???
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