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Original question:
filterpro如何设计50Hz工频陷波器
如何设计一款50HZ陷波电路，有现成的参考电路设计吗
您好，下面是陷波电路的原理图。
50Hz的话C1=C2=47pF，R1=R2=10Kohm，R3=R4=68k。
关于陷波电路的介绍，下面这个链接希望对您有所帮助：
https://www.electronics-notes.com/articles/analogue_circuits/operational-amplifier-op-amp/notch-filter-active-circuit.php#:~:text=Op%20amp%20circuits%20for%20active,frequencies%20needs%20to%20be%20removed
