Here are Things learned about Valve Amps in 2018 . They are in no particular order. Perhaps some useful info about your amp. I thought I would share them before…
Here are a few things to watch out for when buying second hand valve amps. Valves are very old technology and so valve amps inherit the unreliability of old tech….
While we do our day to day the day to day work, we find some interesting useful websites and some we just like.. I thought I would be brief and…
This post has nothing to do with valves or tubes but it is how to update your keyboard or midi player that currently has a floppy disk drive ( remember…
Have you ever wondered why valves wear out or why they dont last as long as solid state stuff? Why do the big amp manufacturers give you three years warranty…
A lovely 1964 Vox AC30/6 came along as it was felling a bit poorly. The amp sounded- well- just not like an AC30 should. The vibrator / tremolo pedal had…
I was repairing a Bugera 333 amp which was really badly crackling. Taking the back off the amp revealed cooked EL34’s. This is a 120 watt combo amp. A gigging…
There are many different types of ECC83 / 12AX7 in the market. There are not only different manufacturers but also different variants such as the 5751, 12AY7. So you might…
Valve Suppliers and Resellers ( see note) When your amp needs new valves no doubt you will read the reviews of all the differing manufacturers of valves and what they…
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…