真空管上標示的數字

Discussion in '效果器、Amp、DIY' started by laj-1924, Oct 1, 2009.

  1. laj-1924

    laj-1924 Member

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    剛剛在換管子
    才發現真空管牌子的下方有些數字的標示
    像是...

    sovtek 0802
    tung-sol 0703

    請問這些數字有其意義嗎?
    感謝~
     
    laj-1924, Oct 1, 2009
    #1
  2. Henryk

    Henryk New Member

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    Date code
    0802=2008年第2週製造
     
    Henryk, Oct 1, 2009
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