Re: Strike Rail

• To: tesla-at-pupman-dot-com
• Subject: Re: Strike Rail
• From: "Malcolm Watts" <malcolm.watts-at-wnp.ac.nz> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)
• Date: Wed, 29 Mar 2000 06:51:44 -0700
• Approved: twftesla-at-uswest-dot-net
• Delivered-To: fixup-tesla-at-pupman-dot-com-at-fixme

> Original Poster: FutureT-at-aol-dot-com 
> 
> In a message dated 3/28/00 3:38:22 AM Pacific Standard Time,
tesla-at-pupman-dot-com 
> writes:
> 
> > 
> >  Tesla List wrote:
> >  > 
> >  > Original Poster: "Bob Berg" <berg_bob-at-hotmail-dot-com>
> >  > 
> >  > I think this is a simple question:
> >  > I have seen some coils with and with out strike rails.  Is a strike rail
> >  > needed? Is it used to protect primary from taking hits from the
seconday?
> >  > Thanks
> >  > Bob
> 
> Bob,
> 
> There is some indication that in many coils, a strike to the primary
> is unable to damage the cap because the low impedance of the 
> primary "kills" the voltage.  Also overvoltages will be shunted across
> the safety gap.  I do not use a strike rail on my coils....I just let the
> sparks hit the primary.
> 
> cheers,
> John Freau

My reaoning exactly. I don't use strike rails either and the primary 
gets hit plenty.

Regards,
Malcolm
 

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