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rebias

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    Marshall JCM 800 2203 Guitar Amp - Tube Swap and Re-Biasing

    Chris from Cornerstone joins me again for this Marshall re-biasing video. This is an all original JCM 800 - 2203 that is receiving new tubes all around. Of course, a quick inspection is in order. Measurements of the electrolytic caps show that most of the caps are good, one of the filter...
    • JRUBIN
    • Thread
    • amplifer bias jcm 800 marshall rebias robotube
    • Replies: 0
    • Forum: Tube Audio
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