While a lot of people like carbon composition resistors in their vintage amp, there is one issue you need to watch out for. This is especially true in amps where…
One of the most common issue I see with solid state amps and re-issue valve amps is dry solder joints. Solder dry joints are made during the manufacturing process when…
A number of years ago, I was once GIVEN a 1960’s top boost Vox AC30. A pint of beer had been sitting on the amp at a gig ( a…
I am just getting started on this blog and this is my first experience writing a blog. I dont claim to be a world expert on valve ( tube )…
Customer Reviews
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"I don’t think I’m the only guitarist out there who knows his/her guitars, but very little about tube amps. I ordered a Supro valve kit (which is great), but it’s the service, help & advice I received from Stewart that was outstanding. I was going to say ‘these guys’, but it didn’t seem right, as my communication was just with him. Thank you!" - Robert G.
A Marshall JCM900 100 Watt Combo arrived in the workshop. This version is the 4102 It was very poorly. The first issues seen were : 10 amp fuse in the plug!!…
The early (1997-2003) Marshall JCM2000 DSL50, DSL100, TSL100 and TSL122 amps are often troubled by an unstable bias (drifting bias). These are nice amps and I have one myself This…