我用信号发生器输出一个1kHz,1Vpp的正弦波,接入op07同相输入端,输出衰减了,我把探头接到同相输入端,也是衰减的,请问是怎么回事啊?
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我用信号发生器输出一个1kHz,1Vpp的正弦波,接入op07同相输入端,输出衰减了,我把探头接到同相输入端,也是衰减的,请问是怎么回事啊?
OP07有时候会变得很不靠谱,我们电路中是用OP07做电压跟随以修正板卡的失调,但很多时候发现其输出噪声变大了,换一个就好,至此仍不明原因,总觉就是OP07变坏了,这种情况时有发生,也并不是特别常见