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Re: Secondary additions and corona breakout



Subject:     Re: Secondary additions and corona breakout
      Date:  Thu, 15 May 1997 18:53:54 +1000
      From:  Peter Electric <elekessy-at-macquarie.matra-dot-com.au>
        To:  Tesla List <tesla-at-pupman-dot-com>
References: 
           1


Tesla List wrote:
> 
> Subject: Secondary additions and corona breakout
>   Date:  Wed, 14 May 1997 11:06:13 -0400 (EDT)
>   From:  FutureT-at-aol-dot-com
>     To:  tesla-at-pupman-dot-com
> 
> << John ( C) please explain how you add turns to the top of a secondary
> > without inviting coronal breakout! I'm damn good at soldering and
> > I have no problem soldering even #36 awg without bumps but I've never
> > been able to insulate the solder joint sufficently to prevent coronal
> > break out. Please share the secret with us all.
> 
>  Alfred,
> 
> I regularly patch burned secondaries by soldering, and I also add
> extra top sections if needed.  I have not had any problems with
> corona breakout even with bumpy solder joints.
> 
> John Freau
I reckon it has more to do with the type of top terminal you use. When I
was using a 10" sphere on my TC, I got corona breakout near the top even
from sections that werent soldered. With a 20" toroid mounted fairly
close to the top I have no problem.

Peter E.