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Re: ISEF display





Tesla List wrote:

> Original Poster: forlaser-at-gte-dot-net
>
> Jeremy,
> A TC does not HAVE to be big... and you don't need a TC to demonstrate the
skin
> effect. You can use a fly back driven with a pair of transistors for that...
> Edmund
> scientific sells a TC that is about 5 inches square at the base, and maybe 10
> inches tall.. I think more appropriatly it should be called an oudin coil, as
> it
> uses a virbating circuit to inturrupt a voltage, as oposed to an arc gap...
>

How much?  How large of an arc?

> (i'm
> not all that certain of the semantics regarding the difrences) by the way 1.8
> meggavolts, at .14 amps, what is your project about?
>

Alternative energy sources.  It has little to do with TCs, other than they are
an
important component.  I can send you the specs off the list if you like.
Thanks.


Jeremy :-)
"Saying something is impossible is usually just an excuse for a lack of
imagination"

> Pyroguy...
>
> Tesla List wrote:
>
> > Original Poster: jeremy sweeney <cyberjer-at-inetone-dot-net>
> >
> > Greetings,
> >     The "skin effect" plays an important roll in my project, but it is not
> the
> > project.   Lasers, Ultrasonic generators, and crystal matrixes were also
> used.
> > As these devices have  nothing to do with TCs, I didn't mention them
earlier.
> > I'm more familiar with these other components, as I have been working with
> > lasers since I was in the second grade, and the other components for about
> six
> > or seven years.  I've only started working with TCs in the past two or
three
> > years, so I'm still sort of a beginner:)  As far as the skin effect goes, I
> > thought it would be nice do demonstrate it.  I would take the actual
machine,
> > but it weighs over 1000 Kg, and it's over 3 meters tall.  Also, the out put
> is
> > 1.8 megavolts at about  .14 amps.  Not something you want to be too close
to
> > <g>.  I have smaller versions of all the other components, but I've had
> > problems
> > designing a TC that could be displayed.  The primary problems are: size, it
> has
> > to be small; noise, both RF and sound; and lack of a good ground.  Does
> having
> > the primary inside the secondary cut down on noise?  I don't think it will,
> but
> > I've never built a coil like that.  It would at least cut down on space. 
If
> > anyone has any thoughts, I would really appreciate it.  Thanks.
> >
> > Jeremy :-)
> >
> > Tesla List wrote:
> >
> > > Original Poster: Dale Hall <Dale.Hall-at-trw-dot-com>
> > >
> > > Jeremy/List,
> > > Tell us more about how you are going to demonstrate "skin effect".
> > > I have some knarley Litz if you're interested.
> > > What measurment and other instruments do you plan to use ?
> > > skin effect range of frequencies ?  Controls ?
> > > Sine wave source/driver ?
> > > Dale
> > >
> > > -----Original Message-----
> > > From: Tesla List [mailto:tesla-at-pupman-dot-com]
> > > Sent: Thursday, April 01, 1999 2:29 AM
> > > To: tesla-at-pupman-dot-com
> > > Subject: Re: ISEF display
> > >
> > > Original Poster: jeremy sweeney <cyberjer-at-inetone-dot-net>
> > >
> > > Perhaps I should clarify my intentions.  This coil's primary purpose is
to
> > > attract attention.
> > > I mainly wanted to demonstrate the "skin effect" as it is an integral
part
> > > of my
> > > project.  Even if that is not possible, a Tesla coil would still attract
> > > attention.;)
> > >
> > >     I had planed to build a faraday cage around it and surround that with
> > > Plexiglas.  That is intended to cut down on noise (both RF and sound) and
> to
> > > keep
> > > anyone from getting shocked. If anyone has any suggestions on improving
> > > this,
> > > please e-mail me.  Thanks.
> > >
> > > Jeremy :-)
> > >
> > > Tesla List wrote: > Original Poster: forlaser-at-gte-dot-net
> > > >
> > > > before you go and build this puppy, you better be certain you will be
> > > allowed to
> > >
> > > ---SNIP