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VCA810构成的自动增益控制电路出现的问题，当输入信号频率大于1MHZ以上，输出电压跟踪性不好，输出电压大于控制VC电压？烦请工程师门给予详细回答，谢谢！
峰值检波电路带宽不够会导致跟踪差。
顶楼上，你用的检波二极管型号是什么？
