I would use a voltage doubler and then use a rotary spark gap that both charges the capacitor and discharges it into the primary coil. Works great for me. <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail&utm_term=icon> Virus-free. www.avast.com <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail&utm_term=link> <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> On Sun, Jan 27, 2019 at 10:14 PM Daniel Kunkel <dankunkel@xxxxxxxxx> wrote: > Can anyone share some design and schematic info on spark gap DC coils? This > new tiny coil frenzy has me wanting to utilize a 6.5 Kv 20ma NST in such a > fashion. > > ~Dan (I should probably finish getting my new PT and STSG integrated in my > coil first...but I lack motivation) > Kansas City area > _______________________________________________ > Tesla mailing list > Tesla@xxxxxxxxxxxxxxxxxx > https://www.pupman.com/mailman/listinfo/tesla > _______________________________________________ Tesla mailing list Tesla@xxxxxxxxxxxxxxxxxx https://www.pupman.com/mailman/listinfo/tesla