Tesla List wrote: > > Original Poster: ross andrews <sflourine-at-home-dot-com> > > Hi all, > > I'm working on tuning my first coil, and I wondered if anyone knew what > length of sparks I could expect from a 15kV 25mA NST -- assuming that > all components are of high quality and I have Bob Vila woodworking > technique :P > > Thanks! > > Ross an exceptionally well tuned coil ---- 24" marginally tuned ---- 6" expect 10 " at first ;) Scot D