Re: Over Quenching?

["Malcolm Watts" <M.J.Watts-at-massey.ac.nz> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)]

On 26 Jul 00, at 12:16, Tesla list wrote:

> Original poster: "sundog" <sundog-at-timeship-dot-net> 
> 
> Hey, J.B., All,
> 
>   I dunno if you're *overquenching* it.  My guess is with the
> bigger cap you're taking longer to charge it, because you've
> increased the capacitance and kept the charging current the same.
> Cap takes longer to charge, means longer wait for the voltage to
> build up to the firing point, means the gap resistance goes up (due
> to the cap taking longer to charge), so a bigger bang.  The sparks
> and gap would sound raggedy because of the delay.  Maybe try
> closing up the gap a little bit, or an srsg?  How much gap are you
> running now?

The gap resistance is determined solely by the instantaneous 
discharge current passing through it and is not a function of 
cap recharging. The bang size depends on capacitance ond gap 
firing voltage. Throughput power is a function of those two 
things plus BPS.

Regards,
Malcolm
<snip>