Re: Spark Gap Gasses Experiment
> Original Poster: FutureT-at-aol-dot-com
> In a message dated 98-08-31 14:14:27 EDT, you write:
> > Interesting. I wonder if perhaps the purpose of the airflow is to cool
> > the metallic faces to keep hot "cathode spots" from forming. Once a hot
> > spot would form, the breakdown voltage would be greatly reduced (just my
> >guess) since the hot spot would then be maintained via metallic arc
> >(since all the energy would continue to flow through that location).
> > This operation is opposed to the conventional wisdom that the air blast
> > interrupts the damped waveform (which, according to Terry's
> > measurements, is not the case)...
> Bill, Terry, all,
> It is also interesting that static gaps often stop firing for awhile (when
> the total gap spacing is wide) and
> then start up again, by themselves. I would think that if they are firing
> at a reduced voltage as they heat, then they would not tend to stop
> firing once they start, yet they do. Another mystery.
> John Freau
That might occur if the charging circuit is fractionally off its
resonant values. Perhaps I might try this (sometime as usual). I find
I have to generally set static gaps to somewhat less than such a