Re: A figure of merit

To: tesla-at-pupman-dot-com
Subject: Re: A figure of merit
From: "Kennan C Herrick" <kcha1-at-juno-dot-com> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)
Date: Thu, 27 Apr 2000 18:37:10 -0600
Approved: twftesla-at-uswest-dot-net
Delivered-To: fixup-tesla-at-pupman-dot-com-at-fixme

Hmmm...  So you have "0" primary turns?  Let's see...dividing by zero,
you get...an infinitely big figure of merit!  Well, not so fast, there!! 
Maybe you should be allowed 1 complementary turn.  Seem reasonable?

Ken Herrick

On Wed, 26 Apr 2000 21:00:13 -0600 Tesla List <tesla-at-pupman-dot-com> writes:
> Original Poster: "Gary Johnson" <gjohnson-at-ksu.edu> 
> 
> In general, I like the idea of a figure of merit.  But I am making 
> sparks
> without a primary.  I direct drive the base of the extra coil.  It 
> would
> seem that I would be at a severe disadvantage without that stage of 
> voltage
> stepup.
> 
> Gary Johnson
> 
> At 12:43 PM 04/26/2000 -0600, you wrote:
> >Original Poster: "Kennan C Herrick" <kcha1-at-juno-dot-com> 
> >
> >A while back Gary Johnson asked for reports on solid-state spark 
> length;
> >and I responded with a proposal for a figure of merit or "quality"
> >measure for Tesla coils: spark length to a grounded point per 
> primary
> >volt--for all builders, solid state and "spark".  I proposed 
> millimeters
> >per volt just to make the number less depressing (25.4 mm are in 
> each and
> >every inch!).
> >
> >But there's been a silence.  So I repeat it.  How about it, 
> everyone? 
> >Any interest?
> >
> >I put up 3.8 mm/V:  ~24" or 610 mm with 160 V on my solid-state 
> primary.
> >
> >Ken Herrick
> >________________________________________________________________
> >YOU'RE PAYING TOO MUCH FOR THE INTERNET!
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> >
> 
> 

________________________________________________________________
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