[TCML] Secondary Coil Form
Gary.Lau at hp.com
Wed Sep 10 13:55:42 MDT 2008
Only in that the Sonotube forms are cheaper than comparably sized PVC. Loss-wise, PVC is better, although in spark gap coils you'll probably not see a difference. And structurally, PVC is also better.
Regards, Gary Lau
> -----Original Message-----
> From: tesla-bounces at pupman.com [mailto:tesla-bounces at pupman.com] On
> Behalf Of robert at ki4hxt.com
> Sent: Wednesday, September 10, 2008 3:12 PM
> To: Tesla Coil Mailing List
> Subject: [TCML] Secondary Coil Form
> I was looking at some form tubes for concrete, they are made of cardboard and
> come in various sizes. Is there a benefit to using that as a secondary form over
> pvc? I'm aware of the rf properties of pvc,but does it make noticeable difference?
> Sent via BlackBerry by AT&T
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