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Re: Super Small TC



Original poster: robert heidlebaugh <rheidlebaugh-at-desertgate-dot-com> 

Gary: to correct a typo the length was 3" not 33" and yes it worked very
well, The size including all electronics and primary induction coil was used
as a test probe. I was unable to improve the desigh by reducing the size any
more.
   Robert   H
-- 


 > From: "Tesla list" <tesla-at-pupman-dot-com>
 > Date: Thu, 15 Jul 2004 22:39:31 -0600
 > To: tesla-at-pupman-dot-com
 > Subject: RE: Super Small TC
 > Resent-From: tesla-at-pupman-dot-com
 > Resent-Date: Thu, 15 Jul 2004 23:00:41 -0600
 >
 > Original poster: "Lau, Gary" <gary.lau-at-hp-dot-com>
 >
 > Smallest?  Kind of depends on how you define "small".  But a 3/8" x 33"
 > coil certainly wins hands-down for the most extreme aspect ratio coil!
 > Any further details on this one, like did it work?
 >
 > Gary Lau
 > MA, USA
 >
 >
 > Original poster: robert heidlebaugh <rheidlebaugh-at-desertgate-dot-com>
 >
 > Jim:
 > Your project is valid.  The smallest Tesla I have seal was 3/8
 > inch x
 > 33 in long I was given to reproduce and test. This was a commercial
 > project
 > requiring my technical input.
 > The use of polypropylene is good. I use PE as it is lower
 > temprature
 > and easly vacuum casted into any shape.
 > Fly back transformers put out 20Kv or more when powered by an
 > external
 > oscilator circuit made with a 2N3055 transistor and 2 added coils of 14T
 > and
 > 22T or you cam use the old fet from the circuit you took the flyback
 > from.
 > If you try to use the original curcuit and windings you must use the
 > original voltages and current to make it work, This makes the project
 > more
 > complex. Just ese the secondary coil and ground. disregard all the other
 > windings and use your own added windings in a crude feed back ascilator,
 > or
 > use your windings center tapped and 2 transistors in a free running
 > multivibrator if you are tuned to the digital world not analog. both
 > work
 > well.
 > Robert      H
 >
 >