RE: [TCML] Tesla's spinning egg of Columbus

["Lau, Gary" <Gary.Lau@xxxxxx>]

I've not studied the topic beyond a casual interest, but the choice of a toroidal core seems curious to me.  Isn't the point of a toroidal core, to as completely as possible, contain all of the magnetic flux (so the egg would see very little of it)?

Regards, Gary Lau
MA, USA

> -----Original Message-----
> From: tesla-bounces@xxxxxxxxxx [mailto:tesla-bounces@xxxxxxxxxx] On
> Behalf Of Harold Weiss
> Sent: Saturday, November 15, 2008 8:16 PM
> To: Tesla Coil Mailing List
> Subject: Re: [TCML] Tesla's spinning egg of Columbus
>
> Hi Jim,
>
> I just scrapped a 20A variac that had a few windings burnt off.  Might be
> perfect for it, and I still have the core.
>
> David E Weiss
>
>
> > Very cool. Has anyone wound one of these on a big variac core like a
> > 1256d.
> > Perhaps you could share the specifics if you have. I like the simplicity
> > of
> > using a clear plate. I have a motor controller that can make 3 phase 240
> > from single phase 240 at about 2.2KW would this be enough to energize the
> > core with this configuration? Where to find a core is the next problem. I
> > have three flawless, complete 1256D's that are not going to be stripped!
> >
> > Thanks,
> > Jim Mora
>
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