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Re: spark length (20") (fwd)

Subject:  Re: spark length (20") (fwd)
  Date:   Sun, 18 May 1997 09:06:51 -0700
  From:   "DR.RESONANCE" <DR.RESONANCE-at-next-wave-dot-net>
    To:   "Tesla List" <tesla-at-pupman-dot-com>


To: Roderick Maxwell

If you are running a 60 ma neon xmfr then five gaps (6 electrodes) seems
to
work well with a 200-250 CFM blower fan (plastic case) located about 1
1/2
inches behind the gap.  At 30 ma a simple 2 gap electrode works good
without overquenching.  Also use a fan behind it.

DR.RESONANCE-at-next-wave-dot-net


----------
>
> 
> ---------- Forwarded message ----------
> Date: Sat, 17 May 1997 10:34:48 -0600
> From: RODERICK MAXWELL <major-at-vicksburg.pupman-dot-com>
> To: Tesla List <tesla-at-pupman-dot-com>
> Subject: Re: spark length (20")
> 
> The secondary is 4" in diameter. Total winding length is 18" made from
> polystyrene.
> It is wound with #24 magnet wire,and coated with two part epoxy.  Maybe
> around 25 to thirty dollars.
> 
> Primary is 1/4" copper refrigeration tubing wound on a thirty degree
> slope.
> I have 8 suuprts made of plywood which have a plexiglas strip covering
> the
> surface the primary is resting on . These strips have 1/2" acrylic
> tubing
> mounted on top of them, that have been cut into 3/4" sections. These
> sections are what the primary is wound in. The acrylic tubing was glued
> on
> with methylene chloride adhesive. Maybe $60.
> 
> Primary caps are poly plate type in mineral oil. Maybe 50 bucks.
> 
> ----------

>
> > >
> > >
> > >I have been using the "new" 12Kv transformer on my tesla coil and I
> > >have gotten my longest spark yet after I got it in tune on the 12th
> > >turn. My spark lentgh has jumped to 20"! The improvement came also
from
> > >the use of a toroid instead of a sphere. The toroid was made from a
> > >solid rubber lawnmower tire. I knocked out the plastic rim and
> > >substituted it with a acrylic disk. Then I covered the whole thing
with
> > >aluminum tape. Also I opened up my gaps quite a bit. Last weekend I
> > >installed an antistrike rail just in case it got unruly. Can anyone
tell
> > >me how many gaps I should have at 12Kv. Thanks!
> > >
> > >
> > >
> > >
> > >                                  Frankensteins Helper
> > >                                           Max
> > >