[TCML] Spark gaps (again)

[jimlux]

Dex Dexter wrote:
> I guess the 'arc column' voltage drop must be considerably higher in
> a pulsed transient arc lasting for 10-20 microseconds than in a
> steady state arc of the same lenght and current.How much higher I
> don't know.Catode drops should be the same in both cases.Yes/No?

Cathode drop would be the same.
The arc column heats up in microseconds (viz camera flash), so I don't 
know that TC arcs are all that different than a free-burning arc.