I’m saving my nickels for one of these transformers… It may show up on your doorstep some day, Scott. ;-) How far a gap will a 69kV arc need?
[Linked Image from 67.115.161.42]
General Electric JVT-350 voltage transformer, 240V:69,000V, 4.5kVA, 560 lbs, 42-in H, 37-in W