Re: Modular Secondary

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

Original poster: "Luc by way of Terry Fritz <twftesla-at-uswest-dot-net>" <ludev-at-videotron.ca>

Hi all

I put this paper on the web at tis address :
 http://pages.infinit-dot-net/luc2/colapsed_coil.pdf
It will be there for 2 weeks.
Enjoye it !

Luc Benard

Tesla list wrote:

> Original poster: "Antonio Carlos M. de Queiroz by way of Terry Fritz
<twftesla-at-uswest-dot-net>" <acmq-at-compuland-dot-com.br>
>
> Tesla list wrote:
> >
> > Original poster: "Christopher Boden by way of Terry Fritz
> <twftesla-at-uswest-dot-net>" <chrisboden-at-hotmail-dot-com>
>
> > How about sections, each 12" dia and 12" long of PVC (Or Lexan if you wanna
> > spend $500+ a FOOT!, something about casting....I dunno) wound with
18AWG or
> > so. They would be wound all the way to the end with the wire connecting
to a
> > 1"thick UHMW disk that is mounted flush to each end and press fit inside.
> > Then you just stack the modules to make a 1:4 1:5 or 1:6 or whatever you
> > like. The center of each endcap is threaded to a suitable size (1/4-20
would
> > work, maybe a little bigger) and fitted with a Nylon stud. This prevents
> > internal arcing and still keep it from tipping over.
>
> See the paper:
> K. D. Skeldon, A. I. Grant, G. MacLellan, and C. McArthur, "Development
> of a portable Tesla Coil apparatus", European Journal of Physics, 21,
> 2000,
> pp. 125-143.
>
> Shows a "telescopable" coil built in sections. Many pictures.
> The paper was available on-line some time ago at the journal's site.
>
> Antonio Carlos M. de Queiroz