Re: "Green Monster" Magnifier completed

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

Original poster: dhmccauley-at-spacecatlighting-dot-com 


Bart,

Do you have some photos of your magnifier or of your coil in action?  You
might have posted it earlier, but I didn't catch it.

Thanks
Dan


 > Hi Antonio,
 >
 > I'm inclined to agree the insulation doesn't help. When L1 to L2 arcing
 > occurred, it spread over the entire insulation and spread out (cool look,
 > but obviously problematic). I installed the insulation as a precautionary
 > measure basically going off of past driver designs, but if there's going
to
 > be L1 to L2 arcing, the insulation isn't going to help, it will punch
right
 > through it. When I inspected the driver, the insulation was punctured
 > (small little hole). That's 1/4" of poly it easily punched through.
 > Adjusting k is what is required to stop arcing.
 >
 > I took video today which I hope to get on the web next week. It runs
sweet!
 > I took the opportunity in the video talk a little about the hybrid
 > magnifier. It's fun watching a little 4.5" coil using a large 9"x30"
 > topload. I was getting single streamers, so that would be nice to show
 > folks as well. The extra coil didn't get warm at all, but the primary was
 > slightly warm after an extend run.
 >
 > Take care,
 > Bart
 >
 > Tesla list wrote:
 >
 > >Original poster: "Antonio Carlos M. de Queiroz" <acmq-at-compuland-dot-com.br>
 > >Tesla list wrote:
 > >
 > >I wonder if adding layers of insulation is affective against primary
 > >to secondary arcing. The insulation does not decrease the electric
 > >field.
 > >It can actually increase it. If properly placed, it can at most avoid
 > >destructive arcs, if the arcs don't simply track over the insulation,
 > >or (I have seen this) spread one end over the insulation, coupling
 > >capacitively to the coil under it.
 > >
 > >It's possible to make a magnifier driver with high coupling and good
 > >insulation using a short, wide, secondary, and a flat primary.