Re: PVC secondaries

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

Original poster: "colin.heath4 by way of Terry Fritz <twftesla-at-qwest-dot-net>" <colin.heath4-at-ntlworld-dot-com>

hi greg
            it is very important to coat the pvc form with varnish to seal
it as pvc is hydroscopic (will absorb moisture) so at the very high voltages
it is important
cheers
colin heath
----- Original Message -----
From: Tesla list <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Friday, June 28, 2002 3:26 PM
Subject: PVC secondaries


> Original poster: "Mr Gregory Peters by way of Terry Fritz
<twftesla-at-qwest-dot-net>" <s371034-at-student.uq.edu.au>
>
> Hello all,
>
> Some coil plans I have say that when using PVC as a coil form, it should
> be coated with polyurethane (or similar) BEFORE winding the wire on to
> reduce losses. Is this really necessary? I would have thought it just
> adds more loss by making the form wall thicker.
>
>
> Cheers,
>
> Greg Peters
> Department of Earth Sciences,
> University of Queensland, Australia
> Phone: 0402 841 677
> http://www.geocities-dot-com/gregjpeters
>
>
>
>
>
>