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Re: 'Nother First Light, but........
Original poster: "Terry Fritz" <twftesla-at-qwest-dot-net>
Hi Erik,
Do you mean 0.0119 and 0.0133uF? 0.119uF is about 10X too big ;-)
It sound like maybe a cap problem to me. Like the cap is shorting or
getting leaky (electrically) when it gets to a certain voltage. Could be
an NST problem too. However, you say you have tried other caps and NSTs...
Hmmmm...
Cheers,
Terry
At 03:59 PM 6/15/2001 -0700, you wrote:
>Hi there list.
>
>'Nother First Light post. :-)
>
>these just something not quite right, however..
>here's the new coil specs..
>
>9kV/30mA Franceformer NST (just untill its tuned, then I switch to a
>12kV/60mA)
>Single gap SG, with a 12v muffin type fan. Steel contacts. Itll be used
>untill I find the time to finish the RSG i've got sitting on the garage
>floor.
>Geek-Group type SW bucket cap -at- roughly 0.119uF.
>(or a 0.133uF MMC w/ the 12kV NST)
>13 turn primary with 0.25 Copper Tubing, 0.25 inch spacing on 6 PVC
>supports.
>1036 turn secondary, 8.1" by 28" form, 22awg magnet wire, 11 coats of Behr
>"spar varnish" type polyurethane.
>Doughnut type toroid, aluminum foil covered w/ 12 inch radius using 3"
>aluminum dryer ducting.
>
>
>Problem is, I have to set the Gap to around a 1/16th of an inch to get any
>sort of stable usage. Any larger than that, and the coil will fire
>repeatedly for around 2-3 seconds, the go dead, pause and repeat. I've
>tried the gap, different cap's, coupling etc.
>
>Any hits/suggestions??
>Thanks
>Erik
>"Just say Auuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuugh"
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