Tube Amp Doctor TAD Now Official Dealers We now have our first valve stock from our new supplier, Tube Amp Doctor (TAD). They are based in Germany and traditionally bought in valves and did additional testing and selection. They also offer a wide range of products. We are starting off with valves. I am sure you are aware of that Russian valve supplies have become next to impossible and JJ in Slovakia are just […]
Here is a classic example of damage done in an amp when valves are left in the amp beyond their useful life
Vox AC30 Birch Stolec 1970 Here is a summary of the work done to restore another Vox AC30 Another Birch Stolec 1970. Background: When Jennings Musical Instruments ceased operations, the assets were bought by an organization called Birch Stolec and they created the company Vox Sound LTD. This is a rare model. It was only manufactured for a number of months using the Jennings Musical Instruments design. It was replaced with a PCB version which
Resurrecting a Fender Supersonic 60 Amp This is the tale of a fender Supersonic 60 Head almost self destructs What Happened? This Fender Supersonic 60 Head was a smoking amp – literally . While playing there was a strong smell of burning and smoke then the amp blew the mains fuse. What was the cause? I open up the amp and there is soot covering everything. It looked like ashes from a forest fire it
Note: We now have a new, superior solution to Marshall JCM2000 bias drift and valve failure issues. Find the details here. Marshall JCM2000 DSL100 Tube Damage Cascading Events following an EL34 valve /tube failure This Marshall JCM2000 DSL100 tube damage results in a number of failures – all caused by a Marshall branded EL34. The valve had short circuited. The EL34 was a TAD EL34 and these were supplied to TAD I believe from
Early 70’s Vox AC30 (Birch Stolec) Revived Background Info When Jennings Musical Instruments ceased operations, the assets were bought by an organisation called Birch Stolec and they created the company Vox Sound LTD. This is a rare model. It is worth noting that the example of this model which is shown on the website https://www.voxac30.org.uk/vox_ac30_birch_stolec_1971-1973_vsl.html This AC30 was created to have all the features of an AC30 plus reverb. The target was also to