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Re: magnetically quenched gaps
Original poster: "Ed Phillips by way of Terry Fritz <twftesla-at-qwest-dot-net>" <evp-at-pacbell-dot-net>
Tesla list wrote:
> Original poster: "rheidlebaugh by way of Terry Fritz
> Greg: I am starting to build a Magnrtic gap. I have obtained some ring
> magnets off of old speakers. They are heat glueds to the steel frame and
> come off with heat. The largest I have found is 100 cm OD which I will try
> first. I have a max power source of 30 amps also so I dont like the vacuum
> cleaner motor idea. No tests yet.
> Robert H
> > Could someone give me some guidelines for constructing a magnetically
> > quenched gap? I would like to use a static gap in series with my new
> > RSG, but can't really afford the extra power drain of an air compressor
> > or large vacuum cleaner motor. I need to have a gap that uses minimal
> > power as I only have about 30 amps to play with, and I want as much as
> > possible going to the actual supply transformer! A magnetic gap seems
> > to be the best alternative.
> > Cheers,
> > Greg Peters
The permanent magnet idea sounds good, if you build a decent magnetic
return circuit out of CRS or something like that. Remember that the
magnetic field must be TRANSVERSE (cross-wise) to the direction of the
spark. I'd really like to see a successful result from this.