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Re: Tesla Coil toroid Size



Hi Bart,

> Original Poster: "Barton B. Anderson" <mopar-at-uswest-dot-net> 

<snip>
 
> Well, somethings driving long sparks, and we know the an
> undersized toroid decreases capable length. Also, in
> retrospec, how many times have we seen that a toroid was
> too large for a coil and a pointed object was placed on
> the toroid to promote breakout - and it worked. It would
> appear that a larger toroid requires more energy to
> breakout, not necessarily Vs. 

The two are synonymous since Vout = SQRT(2E/Ctot)  I've found that 
coils operating just beyond breakout (ROC relative to Vout) work best.

>I would suspect this is
> where bps becomes significant?

I've found that only if breakout is marginal. Much below that and the 
gap simply burns up instead. 

Malcolm