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Re: Spark Gap/Primary Arrangment Question




From: 	Peter Electric[SMTP:elekessy-at-macquarie.matra-dot-com.au]
Reply To: 	elekessy-at-macquarie.matra-dot-com.au
Sent: 	Sunday, August 24, 1997 5:13 AM
To: 	Tesla List
Subject: 	Re: Spark Gap/Primary Arrangment Question

Tesla List wrote:

> From:   FutureT-at-aol-dot-com[SMTP:FutureT-at-aol-dot-com]
> Sent:   Friday, August 22, 1997 9:44 AM
> To:     tesla-at-pupman-dot-com
> Subject:        Re: Spark Gap/Primary Arrangment Question
>
> In a message dated 97-08-22 12:42:59 EDT, you write:
>
> <<  Is there a quick and dirty way to calculate
> >the distance between turns in a flat primary?  I'm running with a
> 12K,
> > 60ma NST and somewhere between .03 and .06 UF.  Should I just plan
> on
> > increasing it until there's no more arcing between turns?
>
> > Once again- thanks!
>
> > Brandon Doughan
>   >>
>
> Brandon,
>
> I use a  primary wound with # 12 pvc insulated wire, close wound,
> no arcing occurs between turns.  Transformer is 15kV, 60ma.
>
> John Freau

John,

I was just wondering how you attach your tap with the insulated wire? Do
you have small pieces of the insulation removed on each turn, or do you
just  pre-calculate the exact number of turns required?

Peter E.