Please apologise in advance on my behalf. I have to blame this forum for me being about to finish my third amp (GetSetGo) so I'm only partially responsible.
The thread for the Forewatt over at
http://diyaudioprojects.com/Forum/ is really useful. It is under "vacuum tubes" and there have been several PSU and circuit mods since the original. Also I am using Sylvania JAN 6189W's from the nice guys in Ankara -
www.nostubestore.com/ Seem to be well rated by the guru at Jacmusic and are cheap. Anyway, back to the correct topic......