Re: stacked poly cap

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

Original poster: "by way of Terry Fritz <twftesla-at-qwest-dot-net>" <FutureT-at-aol-dot-com>

In a message dated 9/6/01 10:20:54 AM Eastern Daylight Time, tesla-at-pupman-dot-com 
writes:

> 
>  My coil is running off of a 15kV NST, so it seems that a stacked poly cap 
>  made of the 1/16" HDPE wouldn't be able to withstand the voltage. Would 
the 
>  1/8" thick sheets work? What is the dielectric strength per mil?
>                                  Justin
Justin,

In general, a cap made from multiple sections of a thinner dielectric
is much better than a single thick dielectric cap.  So you're much
better off building two larger value caps, using the 1/16" material,
and putting them in series.  

John Freau