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Re: TSG questions
Original poster: "Bob Bozarth by way of Terry Fritz <twftesla-at-qwest-dot-net>" <jbdetails-at-prodigy-dot-net>
Cool, now I know why the plasma arc that a friend gave me had a
3000Vx30ma transformer in it besides the main. I've been assuming that the
main transformer was high voltage somehow. I wonder if I could get it to
work for a regular welder? Hmmm... Sorry for the off topicness, but this is
big news for me. Robert H. , Is there anyway you could convey to me any
more smarts about plasma arcs?
Thanks
Bob Bozarth
Experimenter
Snip
> >
> I'VE READ YOUR IDEAS AND I DON'T SEE A PROBLEM. I do think you have missed
> one small detail. Air is very high resistance untill it is ionized then
the
> resistance drops to a few ohms ( a short circuit) That is what makes a
> triggered gap work. The trigger ionizes the air of the gap, the resistance
> drops, and the main current fires. That is how the plasma arc works.
32volts
> across a 2 in gap is started with a trigger then the low voltage follows
the
> ion trail across the gap. ( yes 32volts dc not kv)
> Robert H
>
>
>