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Re: [TCML] Was Primary Grounding now RF gnd Center ball safety gap
Bart,
Thanks for the clarification, I get it now. It would be interesting to see
how effective this might be. I just prefer to keep the streamers from
heading toward the the primary.
-Phillip
On Thu, Dec 18, 2008 at 19:55, bartb <bartb@xxxxxxxxxxxxxxxx> wrote:
> Hi Phillip,
>
> I can try, but it's more of a quirky thought. I'll try an ascii diagram:
>
> | |
> o o o o o o o | | o o o o o o o <--primary
> | ---------
> | |-------------------------| <--cabinet
> conductor-->\ | |
> | | |
> o | |
> safety gap--> o | |
> | | |
> | | |
> | |-------------------------|
> -----
> --- <-- RF ground
>
> The conductor is connected between primary and open end of gap. Horseshoe
> gap (or whatever) is adjusted beyond primary breakdown voltage, but close
> enough that should the outer ring be hit by a top terminal strike, the
> voltage is high enough for a moment to arc the gap and send the strike to RF
> ground. Well, hopefully it's high enough (not sure). I do know that strike
> hits I've had to strike rings also crossed over and jumped to the primary a
> good 2" distance.
>
> I don't know how well this would work. Just a thought I had. It's about
> providing primary strike protection without attracting primary strikes. One
> problem I do realize is that the ionized gap will cause breakdown voltage
> across the gap to lower and probably cause the primary to begin arcing the
> gap (but I guess that depends on the gap itself and the required distance
> for terminal voltage when the primary is hit).
>
> Take care,
> Bart
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