主动低通滤波器电路(Active low-pass filt

主动低通滤波器电路(Active low-pass filter)

R1 = R2 = 16 K

R3 = R4 = 100 K

C1 = C2 = 0.01 uF

放大倍数Av = R4 / (R3+R4)

Freq = 1 KHz