> Arc resistance will depend on many things.  I have seen 60ish ohms on a g=
ap
> that 50kv would jump in air.  Your mileage will vary but that may work fo=
r a
> rough estimate.
>=20
> I am looking for spice models that are moderately accurate.

There have been a number of people on the LTSpice list modelling spark gaps=
 of various sorts. There have been references to papers that have been foun=
d along the way from which models have been generated.



--=20
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