128x128

brian61

Responses from brian61

Tube amp repair.
I replaced the 4 power KT88's with a set of Gold Lions and of course I checked the bias. As far as the variac is concerned, many Chinese amps and also older designed US amps are designed to run on 110v. Most Wall sockets today are 120v, tho this m... 
Tube amp repair.
Could well be.