Re: [心得] 硬碟二測 WD紅標 vs 死雞企業級
看板Headphone作者phoenixbec (PHOENIXBEC)時間10年前 (2014/07/17 19:41)推噓13(13推 0噓 57→)留言70則, 14人參與討論串3/3 (看更多)
其他資料部份我看已經戰夠了
這邊講下震動
為何要避震?
首先推文中有提到MLCC(積層陶瓷電容)
在電腦裡MLCC是非常常用的一種電容
但這種電容偶會帶有顫噪效應
所謂顫噪效應就是將外部震動轉成內部噪聲
輕為微伏
重則可到毫伏
以訊源要求穩定而言到毫伏就已是很大數字了
嚴重可造成失真
當然也有較優良的MLCC
只是一般電腦裡應該不太會用到這種
PS.我不是電子科的
也許是皮毛或有誤
若有相關的人士也麻煩現身說法一下
所以
電腦用成無風扇
甚至傳統機械硬碟外移對聲音優化是有意義的
當然影響的還不止這一個
以上純閒聊
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http://records2ear.blogspot.tw/2010/10/blog-post_27.html
相關文其實滿好找到
其實就俗稱的麥克風效應
※ 編輯: phoenixbec (140.116.54.210), 07/17/2014 21:24:32
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