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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