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Re: additional transformers [rolled caps]
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To: "'Tesla List'" <tesla@poodle.pupman.com>
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Subject: Re: additional transformers [rolled caps]
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From: Tesla List <tesla@stic.net>
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Date: Sun, 3 Aug 1997 00:22:58 -0500
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Approved: tesla@stic.net
From: Peter Electric[SMTP:elekessy@macquarie.matra.com.au]
Reply To: elekessy@macquarie.matra.com.au
Sent: Saturday, August 02, 1997 4:05 AM
To: Tesla List
Subject: Re: additional transformers [rolled caps]
Tesla List wrote:
>
> From: Julian Green[SMTP:julian@kbss.bt.co.uk]
> Sent: Thursday, July 31, 1997 11:15 AM
> To: tesla@pupman.com
> Subject: Re: additional transformers [rolled caps]
>
> >Thanks for the info on that, I will go 2" on my future overlaps. It
> >seems strange to me that sparks seem to travel much further along the
> >surface of an insulator, no matter how clean it seems to be. Maybe this
> >is due to microscopic impurities on the surface of the plastic?
>
> Yes I have noticed this effect. If you have a small flourescent tube
> about 12" long then place it on the primary of your coil so that it lays
> across several turns, and run the coil. You should get flash over
> between the turns. On my coil I get 2" arcs that run along the surface
> of the glass. Don't run for too long if you want to keep the tube.
>
> Julian Green.
I have already had this happen when I had my strike rail too close to
the top of the primary. It would always arc along the surface of the
plexiglass supports, even after I cleaned them with solvent. The arcs
were also around 2".
Cheers, Peter E.