Re: Help with primary coil design.

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

Original poster: Bart Anderson <classi6-at-classictesla-dot-com> 

Hi Tom,

About 1 to 1.5 inches works well for both coupling and pri to sec insulation.

Take care,
Bart

Tesla list wrote:

>Original poster: Tom Stathes <newphreak_16-at-yahoo-dot-com>
>Hello all
>
>
>
>Hello all,
>Just a quick question.
>I need a little help with primary coil design.
>
>If my secondary is 4.5in what should the inner
>diameter of my primary coil be. Assuming it is a flat
>pancake type primary.
>
>The tank transformer is a  big 4kv plate transformer
>that i have. (I will ballast it to 1.5kw but it can do
>much more). For a tank cap i have 4 .052uf 11kvdc caps
>that i will parallel.
>
>
>        Thanks in advance,
>              --Tom
>
>
>
>