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带调零的同相放大电路可行吗?



网友 "jheihaiaa " 在21ic 论坛问以下问题未能解决

想实现同相放大的同时有兼顾调零(不想用两个反向放大器实现),后面接的分压电阻是为了缩小电压输出的,请教可行性