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vca824应用时，双极性（+4.4v，-4.4v）电源供电，测试时发现，控制gain（电压为正）放大时，输出波形不失真；控制gain衰减（电压为负）时，波形输出失真，这是为啥？
您好，已经收到了您的案例，调查需要些时间，感谢您的耐心等待。
您好，
输入信号的频率和振幅是多少？
您能否共享失真情况下的输出和输入波形？
