如题，做好的OPA847运放，基本上只能在MHz以上工作，而且放大倍数和理论值偏差甚大！所以求问为什么
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。。.
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放大倍数为16*20
这是实验时的数据照片。输入峰峰值10mV，频率分别为10MHz和500kHz.
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