kevinkr said:
I'm multi-talented🙂
http://www.diyaudio.com/forums/showthread.php?s=&threadid=106736
http://www.diyaudio.com/forums/showthread.php?s=&threadid=108860&perpage=25&pagenumber=1
Don't know much about tubes though. Toroid also has dual 13.6V secondaries.
Methinks it could be a monster of a project.😎