Re: air blast gap

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Mike Nolley by way of Terry Fritz <twftesla-at-qwest-dot-net>" <nolleym-at-willamette.edu>

> the nozzle of the tube is 5-6 feet away from the SG ?  if it is then you
> are basic
> ally just cooling the gap and not really forcing air thru the gap. I had
> placed mine
> about 8" from the gap for quenching purposes.

It might be noted that this is still quite effective at aiding gap
quenching and preventing fouling.
By introducing air currents, the ions in the gap channel are displaced,
preventing power arcing.
Also, the spark locations tend to be randomized slightly by the moving air,
which prevents fouling.