Original poster: "Terry Fritz" <twftesla-at-qwest-dot-net> Hi All, Dave has provided some great old stuff at: http://hot-streamer-dot-com/TeslaCoils/OtherPapers/DaveP/ The picture at: http://hot-streamer-dot-com/TeslaCoils/OtherPapers/DaveP/tc.JPG is worth hanging on the wall :-)) Due "great caution" is needed :-)) Cheers, Terry