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Active Filter: Butterworth 12dB Lowpass

(2nd order, 12 dB/octave, Lowpass)

2nd order Butterworth Lowpass

R=4.7k-10 kOhm
Ca=1.414/(2*pi*Fc*R)
Cb=0.7071/(2*pi*Fc*R)

Units: R [Ohm], Cx [F], Fc [Hz]

Contributor: Joakim Ögren
Source: ?

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Document last modified: 2002-01-10