[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

对付接地环路嗡声(60Hz/50Hz哼声),选带Ground Lift(接地断开)开关的DI盒,可断开信号地与机箱地的连接消除环路噪音;长线缆或多设备同台时此功能几乎必备

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90%
Confidence
Long-term
Relevance
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