為什麼接上延長線soundbar的雜音就沒了? - 喇叭音響

By Dora
at 2016-03-14T15:26
at 2016-03-14T15:26
Table of Contents
我房間有個soundbar,一直都是經音源延長線接電腦正常使用,
( 連接方式: soundbar <-- (3.5公對公) --> (3.5母對公) --> 電腦 )
今天把延長線拿下來直接接成
( 連接方式: soundbar <-- (3.5公對公) --> 電腦 )
卻發現soundbar有很大的電流聲(or底噪?),
雖然聲音還是放得出來,但基本上噪音太大無法使用。
又試了: soundbar <-- (3.5公對公) --> 手機,也得到類似的狀況。
究竟那條不到100元的延長線做了什麼?
有請高手解惑 !!
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喇叭音響
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