Hi Garth, On 27 Jul 00, at 16:57, Tesla list wrote: > Original poster: "Garth van Sittert" <garth-at-mediasupplies.co.za> > > If the spark gap fires at only ~120 bps then how does the primary coil and > cap resonate with no current path available (ie no ionised air in spark > gap). Does the primary tank resonate only while the spark created by the > NST is there to conduct. Yes. Malcolm