dungen

Responses from dungen

Help me identify an amp
Thanks again to everybody for all the advice. I will look into acquiring spare tubes and study how to power on safely with a variac. It's possible there's one among my father's things, as he was very fond of tube hi fi amps, as well as vintage gui... 
Help me identify an amp
Mystery solved: the PCB says GSI on it; however there appear to be different versions, so I will keep digging around. It’s likely my dad saved the documentation somewhere. I will look up Will Vincent. Thanks for the recommendation.  Jerry, thank... 
Help me identify an amp
While I’m at it, I may as well ask my next question: what is it gonna need to get up and running again? It certainly hasn’t been used since 2012, probably even longer.  I know electrolytics fail with time. Given the usefulness (not to mention sent... 
Help me identify an amp
Fantastic, thanks to everyone for helping! He often mentioned Dyna to me (we were also both interested in Sunn bass amps, which are based on a Dynakit design). Is the ST70 something that was sold as a kit? He may have assembled this himself if so....