In audio, a very low frequency oscillation often resulting from a positive feedback path in an amplifier system.

在音响设备中出现的振荡频率极低的低频振荡，常因放大系统的正反馈回路引起。

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In audio, a very low frequency oscillation often resulting from a positive feedback path in an amplifier system.

在音响设备中出现的振荡频率极低的低频振荡，常因放大系统的正反馈回路引起。

youdao