请问一下,我设计了一个简单的LMH6629放大电路验证其放大功能,但是在仿真中能正常放大,而在实际电路中却不能放大信号,输入信号我采用电阻分压的形式进行输入,对大约有一个最大峰峰值1mV周期为100Hz的正弦信号进行放大,但是示波器上并没有输出放大信号并且有很多干扰信号,这是咋回事???????????
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