From: Edward V. Phillips[SMTP:ed-at-alumni.caltech.edu] Sent: Tuesday, December 09, 1997 1:03 PM To: tesla-at-pupman-dot-com Subject: Re: 130kW Coil Update "The 30HP, 500VDC Westinghouse motor seems to have no problem with this, however. Cursed aero drag = v^3!" Greg: Have you considered running it in helium? Would cut the windage significantly and help with cooling. Don't know what the effect would be on gap breakdown. Ed