Re: Coil Pictures :-)

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Malcolm Watts by way of Terry Fritz <twftesla-at-qwest-dot-net>" <m.j.watts-at-massey.ac.nz>

Hi Winston,

On 7 Nov 2002, at 8:06, Tesla list wrote:

 > Original poster: "Winston Krutsch by way of Terry Fritz 
<twftesla-at-qwest-dot-net>" <u236-at-earthlink-dot-net>
 >
 > Hi All (Again),
 >
 > 	The system was my old 6" cobble up, running a 0.1 uF cap, 46 uH
 > primary, and a 60 mH 1300 turn secondary with 20 pF of top capacitance.
 > The Fres was about 110 kHz.  It was running at 1800VA from two seriesed
 > H&R xfmrs (2700V -at- 330 mA).  John's formula predicts a 9 foot spark
 > here, so my five footers aren't very impressive.

Does it?  I get 6' from the formula I remember which sounds about
right at that power level. It's been a long-held dream of mine to
eventually get 10' from a 230V 10A outlet but I fear it may remain an
unattainable ideal. We'll see.

Regards,
Malcolm

   The gap is a single
 > static sucker gap with a BIG 240v, 6A blower running full speed, and
 > yes, that IS a sticker on the top, sealed in under the epoxy coats.  It
 > may not look like it, but I had tons of trouble with this coil, and am
 > building a new one.
 >
 > 	The wierd spark pic I spoke of is:
 >
 > www.hot-streamer-dot-com/temp/strange__arc1.jpg
 >
 > Thanks,
 > Winston K.
 >
 >
 >