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Hi Fi 胆機為何不喜愛用線路版

胆機為何不喜愛用線路版? ? ? ! ! ! 細小零件可以焊在線路版上, 排列整齊, (例如: 電阻, 電容, 二極管, 線圈 . . . . . ) 點解, 硬係要用舊式焊接, 亂 7 8 糟, 又容易焊假錫, 又容易氧化, 受潮, 短路. ...

By ken ho  (middle-school student) on 2010-01-06  Answers 2   Views 820

i can answer

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By Anonymous on 2013-06-06

扮高級!

扼錢易D

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By wing cheng (graduate) on 2010-01-06

絕對不是所有膽機都以 "搭棚式" 焊接;祇有一些高級的或標榜靚音質的才會使用搭棚式焊接。 由於印刷線路板上的導電金屬並非絕佳導電體,而且為求零件排列整齊及方便裝配生產,零件線路通道的排列可能會迂迴曲折而影響音質,而搭棚式的焊接在電路上較直接,但非常依靠人手焊接,故生產成本一定比使用線路板昂貴,但為求音色較佳,所以搭棚式較好! 至於晶體管機沒有使用搭棚式的原因,是因為現今電子器材都是大量採用集成電路零件,零件腳非常細小,無法使用搭棚式,而且都是以機器協助生產以降低成本

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