Re: Avalon

• To: tesla-at-pupman-dot-com
• Subject: Re: Avalon
• From: "Greg Leyh" <lod-at-pacbell-dot-net> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)
• Date: Thu, 16 Mar 2000 06:52:24 -0700
• Approved: twftesla-at-uswest-dot-net
• Delivered-To: fixup-tesla-at-pupman-dot-com-at-fixme

Original Poster: "Reinhard Walter Buchner" <rw.buchner-at-verbund-dot-net> 

> While we are at it, could you quickly explain, why you
> used a helical instead of a flat primary? I realize that
> with such monster coils, the helical coil shouldn´t
> present any secondary to primary flashover problems
> (which IS a problem that small coils have). But do you
> really need such a high coupling at the energy level
> you are working with? Or is the coupling in reality not
> as high as the design would lead one to believe?

The coupling on Electrum is roughly 0.135.  The helical
primary geometry was chosen simply to fit the primary
inside the secondary; not the most optimum location.  
If I had the option,  I would have chosen a large 
diameter flat spiral, outside of the main tower.
-- 


-GL
www.lod-dot-org

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