首页->滤波器电
Adj. Q-notch filter 频宽可调型滤波器电路: R1 = R2 = 2 * R3C1 = C2 = C3 / 2Freq = 1 /(2π* R1 * C1)VR1调整负回授量, 越大则Q值越低。(表示频......