39 某一 RC 主動式濾波器(active filter)電路如圖所示,已知放大器 U1 為理想運算放大器,且 R1=R2 =R3,試問該電路為何種濾波器?
(A)低通濾波器(low-pass filter)
(B)高通濾波器(high-pass filter)
(C)帶通濾波器(band-pass filter)
(D)全通濾波器(all-pass filter)
答案:登入後查看
統計: A(82), B(25), C(32), D(110), E(0) #1928734
統計: A(82), B(25), C(32), D(110), E(0) #1928734