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m4000

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    Issue with Luxman M-4000 Idle / Bias

    I've been working on this amazing Luxman M-4000 power amp project for a while now. I got the amp fully intending to rebuild it and made it pretty far. I have done some recapping before and usually it's a paint by numbers affair. Once I hit this issue, I've been stumped. Little by little I'm...
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