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LM359: Multiple feedback band pass filter

Part Number: LM359


根据电路图创立了一个多反馈无限增益的带通滤波电路,也做了仿真,但是根据理论值输入值应该被放大了133倍左右   但是仿真的结果却只被放大了57倍左右。这是什么原因呢?能帮我分析一下么?拜托了!