Tesla List wrote: > > Original Poster: Fucian-at-aol-dot-com > > Has any one ever tried tuning a coil without a variac?Would it be a problem > for only a 9kv30ma powered coil?--Matt Yes. No. I ran a coil with a 12kV, 60 ma transformer for years before I bothered to lug a variac up to the attic. Ed