Re: Alternate toroid shapes

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

Original poster: Ed Phillips <evp-at-pacbell-dot-net> 

Tesla list wrote:
 >
 > Original poster: Dave Leddon <dave-at-leddon-dot-com>
 >
 > Back in the sixties I purchased a three foot diameter spun aluminum oblate
 > from F. B. Lee (anybody remember his contributions to the Amateur
 > Scientist) who claimed that this shape, which resembles a hemisphere on top
 > of a toroid, was the best shape for a Van de Graff generator because it
 > would accumulate maximum charge while minimizing break down on the
 > supporting column.  I often wondered if this shape would represent any sort
 > of improvement over the classical toroid.
 >
 > Dave

	I couldn't afford that one but bought the next smaller size which works
beautifully with my "big" VDG.  Haven't tried it with a TC but that
wouldn't be hard to do.

Ed