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m-4000

  1. Connor G

    The Luxman M-4000 - An Absolute Unit!

    Hey everyone! I brought my M-4000 out from hiding to do some maintenance and cleaning. I haven't seen many HQ photos of the internals online, so I was more than happy to take some and share. These amplifiers are really something special. Everything oozes quality, from the beautiful VU meters, to...
  2. VTDave

    Luxman M-4000u

    I've been asked to repair a Luxman amp. (lucky me) The email I received listed it as a M-4000u. I can only find one reference to this model on the web and it is in a sales ad. Is anyone familiar with this model? How does it differ from the M-4000 or M-4000a? Thanks, Dave
  3. F

    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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