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Re: New Coil Test Plan (fwd)
---------- Forwarded message ----------
Date: Wed, 5 Aug 1998 11:17:00 -0600
From: "D.C. Cox" <DR.RESONANCE-at-next-wave-dot-net>
To: Tesla List <tesla-at-pupman-dot-com>
Subject: Re: New Coil Test Plan (fwd)
to: Chuck
Sounds like an interesting design. Don't use water in your fire hose.
DR.RESONANCE-at-next-wave-dot-net
----------
> From: Tesla List <tesla-at-pupman-dot-com>
> To: tesla-at-pupman-dot-com
> Subject: New Coil Test Plan (fwd)
> Date: Tuesday, August 04, 1998 9:39 PM
>
>
>
> ---------- Forwarded message ----------
> Date: Tue, 4 Aug 1998 21:28:50 -0500
> From: Chuck Curran <ccurran-at-execpc-dot-com>
> To: Tesla List <tesla-at-pupman-dot-com>
> Subject: New Coil Test Plan
>
> Hello All:
>
> I've been pretty quite lately, mostly because my spare time has been
pretty
> well taken up with my latest coil project that is "almost" ready to test.
I
> figure I will be setting it up the weekend of 8/15/98 and putting power
to
> it now that it is basically complete. I thought it might be of interest
to
> all to see what my wife has put up with for the last 6-8 months as I've
put
> this together. Listed below are the general specifications:
>
> Secondary: 23" O.D. by 100" HDPE form, wound on 85 " with #12 magnet
wire
> (Space wound)
>
> Toroid: 15" x 78" made from aluminum accordion style heating duct and
foil
> covered insulation sheet.
>
> System Height: 13'
>
> Resonant Frequency: 58 kHz
>
> Primary Cap: .22 mfd -at- 40 Kv
>
> Primary Inductance: 5/8" diameter copper refrigeration tube, 6 turns,
27"
> I.D., about 50" O.D.
>
> Gap System: One Rotary with all tungsten electrodes on G-10 disc in
series
> with an eight gap vacuum gap. Total of 10 gaps each set at .025"
>
> Power Supply: 10 Kva Pole transformer, 14,400 VAC, two Superior 1256D
> powerstats with current balancing transformer. Unit built in an old IBM
> AS/400 UPS unit. Internal current limiting inductance wound with #4
square
> wire tapped between 1.6 mh -22 mh. Three internal cooling fans. Fully
> metered. Total weight, about 440 pounds.
>
>
> The primary/secondary assembly is presently mounted in a transport cradle
> which I need to use to get it in and out of the garage (where cars used
to
> be). It has to be lifted up to the vertical position and this will take
two
> of us. I have less than 5 hours of work left now so after not running a
> coil all summer, I'm getting pretty anxious to get it out and start the
> final tuning. Power consumption will be at the 25 Kw level and if I
don't
> see sparks over 20' by early September, I'll be probably be working to
> resolve some built in fault! If a large cloud of smoke is seen over
> Wisconsin, that's my coil #5 !
>
> Chuck