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Re: Halloween night, CP cap {con,de}struction



Yeah, I agree about the safety margin.  Strange thing is that these caps
were supposed to be rated for tesla coil service up to 20kv input I
believe.  I think I'm going to be Mr. Home Made Cap from now on.  

Chip

=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
 Chip Atkinson 
 http://www.pupman-dot-com 
 --- If I can't fix it, I can fix it so it can't be fixed --
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On Sun, 1 Nov 1998, Tesla List wrote:

> Original Poster: FutureT-at-aol-dot-com 
> 
> In a message dated 98-11-01 01:24:05 EST, you write:
> 
> << Original Poster: Chip Atkinson <chip-at-pupman-dot-com> 
>  
> > Greetings all,
>  
> > Tonight was both the best and most expensive coiling night I've ever had. 
> > I finished a 10" diameter coil a few weeks ago and got it running well
>     >snip
> > My Condenser Products 0.025uF/20,000V tesla coil cap blew up!  I'm glad it
> > was on the roof because it could have really hurt someone.  
>      >snip
> >Luckily, I had another CP cap and decided to try it too, since the coil
> >was going well and perhaps it was a fluke that it blew up.  Nope!  The
> > second one blew, and even more violently than before.  
>     >snip
>    
> > Chip
> 
> Chip,
> 
> Sorry to hear about the demise of the caps, sounds like you put on
> a great show anyway.  I guess the 20kV rating is just not enough.  I
> like to run at least 35kV to 80kV ratings for a good safety margin. 
> With a good voltage safety margin, the caps should withstand high 
> break-rates.
> 
> John Freau
> 
>