You might try these guys:http://www.tubedeforce.com/index.htm
They do all manner of repair of tube amps and for a great price. They also work with http://www.finaleaudio.com/ who happen to sell amps with Hammond transformers, among other brands.
Good luck and,
All the best,
Nonoise
They do all manner of repair of tube amps and for a great price. They also work with http://www.finaleaudio.com/ who happen to sell amps with Hammond transformers, among other brands.
Good luck and,
All the best,
Nonoise