Re: [TCML] SRSG "sputter"

[Brandon Hendershot <brandonhendershot@xxxxxxxxx>]

Oh geez, it's a good thing my coil isn't far enough along to have these issues. I would have fried it by now. It's things like these I (and all other newbies) need to study from the list.

THANK YOU
Brandon

On Jul 8, 2010, at 1:53 PM, Gary Lau <glau1024@xxxxxxxxx> wrote:

> No.  One can't run a coil unless there's a safe place for the energy in the
> caps to go to.  Normally that would be the secondary coil and topload
> sparks.  If the primary is left open-circuit, the cap won't charge and the
> gap won't fire normally.  If the primary is replaced with a short circuit,
> the cap will charge normally, but each time the gap fires, it will directly
> short out the charged cap, and this will be extremely stressful on the cap
> (HUGE discharge currents) as well as the gap (all the energy that went into
> charging the cap will be dissipated in heat, light, and sound, and the gap
> will be a fearsome thing).
> 
> Instead, the primary can be replaced with three series-connected 120V/500W
> (for with a 15/60 NST) halogen flood lamps, and these will safely dissipate
> the charged cap's energy and permit the cap charging behavior to be more
> easily studied.
> 
> Regards, Gary Lau
> MA, USA
> 
> On Thu, Jul 8, 2010 at 3:54 PM, Brandon Hendershot <
> brandonhendershot@xxxxxxxxx> wrote:
> 
>> Hi Joe,
>> Is it possible for you to disconnect you're primary coil and just run the
>> gap on you're capacitors alone? That way you could eliminate any issues
>> beyond the spark gap if there may be any.
>> Brandon
>> 
>> 
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