Re: Primary diameters, double primary

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

Original poster: "Jonathan Peakall by way of Terry Fritz <twftesla-at-qwest-dot-net>" <jpeakall-at-mcn-dot-org>

Bart,

My bad, let's just say it's a good thing for America that I don't teach
math....

Thanks,

Jonathan Peakall
----- Original Message -----
From: Tesla list <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Tuesday, October 16, 2001 7:01 AM
Subject: Re: Primary diameters, double primary


> Original poster: "Barton B. Anderson by way of Terry Fritz
<twftesla-at-qwest-dot-net>" <tesla123-at-pacbell-dot-net>
>
> Jonathan,
>
> JavaTC is correct, about 21" (outer diameter measured at center of wire).
> Primary Outer Diameter
> means exactly that (I don't understand why you think this is "the space
> required for the turns?).
> Could you elaborate a little more?
> --
> Barton B. Anderson
> http://www.classictesla-dot-com
> Tesla list wrote:
>
>
> > Original poster: "Jonathan Peakall by way of Terry Fritz
> <twftesla-at-qwest-dot-net>" <jpeakall-at-mcn-dot-org>
> >
> > Hi All,
> >
> > When I was using the java TC program, it indicated that a flat secondary
of
> > 12 turns with an inner diameter of 8", made of 1/4 tubing spaced .3 of
an
> > inch apart would make a secondary around 21" in diameter. I accepted it
> > without thinking about it. When I went to lay out the support pieces, I
> > realized that 21" is the space required for the turns, NOT the diameter.
So
> > to make the primary indicated above would be just about 48".  I just
don't
> > have the room to store a 4'x4' stand for it.
> >
> > So, a double layered primary? Any other options? I seriously CAN'T have
a
> > 4'x4' primary, I live in a tiny cabin in the middle of the woods and my
shed
> > is STUFFED!
> >
> > Thanks all!
> >
> > Jonathan Peakall
>
>
>
>