Re: Secondary winding frustration

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

Original poster: "Dr. Resonance" <resonance-at-jvlnet-dot-com> 


They didn't get anywhere near 5 MEV.   1.25 MEV was later determined to be
the max output.

Dr. Resonance

Resonance Research Corporation
E11870 Shadylane Rd.
Baraboo   WI   53913
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Saturday, January 03, 2004 9:15 PM
Subject: Re: Secondary winding frustration


 > Original poster: "RIAA/MPAA's Worst Nightmare" <mike.marcum-at-zoomtown-dot-com>
 >
 > I read somewhere a few years ago on the TCBA newsletter (I think) about a
 > team of coilers (pro physisicts? can't remember) that made an 8"x40"
 > secondary with ~7000 turns of 42 awg. They managed still to get 5 million
 > volts out of it with if I remember right a 15/120 supply. I take it that
 > higher voltage doesn't necessarily mean longer spark, but am I overlooking
 > something else? I don't think they mentioned the output length, but 5MV is
 > hard to picture short.
 >   What if I keep the primary inductance high and add a bigger topload?
This
 > was my original idea, but was thinking that adding a breakout point
reduces
 > the effective capacitance, or does it do the equivelent of making it a big
 > leakier capacitor? Can't test this without my scope and kinda chicken to
try
 > since it's not a robust tube unit.
 >
 > ----- Original Message -----
 > From: "Tesla list" <tesla-at-pupman-dot-com>
 > To: <tesla-at-pupman-dot-com>
 > Sent: Saturday, January 03, 2004 11:51 AM
 > Subject: Re: Secondary winding frustration
 >
 >
 >  > Original poster: FutureT-at-aol-dot-com
 >  >
 >  > In a message dated 1/2/04 11:17:37 PM Eastern Standard Time,
 >  > tesla-at-pupman-dot-com writes:
 >  >
 >  > >In the pursuit of ever longer sparks (and for a challenge) I'm
building a
 >  > >hand held TC (a la BH-10 vacuum tester only bigger) with a high surge
 >  > >impedence to lower sync rotary gap losses
 >  >
 >  >
 >  > I can't see any advantage to using over 1400 to 1800 turns of wire
 >  > on the secondary.  Past a certain number of turns (inductance
 >  > actually), the gap losses decrease only slightly, but the wire
 >  > losses increase by a lot.  I suggest using thicker wire and
 >  > using 1500 turns or so.
 >  >
 >  > John
 >  >
 >  >
 >  >
 >
 >
 >