Rayj, check out neon john at fluxeon they have kits ready to go I have been
eyeing them for about 2 yrs
On Mar 11, 2015 8:38 PM, "Leonardo Marsaglia" <leonardomarsagli...@gmail.com>
wrote:
>
> I say the original machine, because we're only using the fixture for
> positioning the coil, since the machine used a generator to rise the
> frequency up, a beast that it's now obsolete. We replaced that for a
little
> IGBT unit.
>
> Here's a picture of the generator also.
>
> http://postimg.org/image/du5p0kvur/
>
> 2015-03-11 22:28 GMT-03:00 Leonardo Marsaglia <
leonardomarsagli...@gmail.com
> >:
>
> >
> > 2015-03-11 22:18 GMT-03:00 Stephen Dubovsky <smdubov...@gmail.com>:
> >
> >> It *IS* AC. 10-30kHz AC. And 40A isn't going to cut it. I think
> >> Leonardo is mentioning 97A/phase MAINS input. Compute the input power
> >> draw. Is typ goes through a high freq stepdown transformer so its
only a
> >> couple volts AC and hundreds (thousands?) of amps. Takes many many kJ
of
> >> energy to make that much iron glow in seconds. Simple physics. I
used to
> >> work w/ a girl (20yrs ago) who did her phd in induction heating and the
> >> resonant control of it. The coils are often copper tubing and water
> >> cooled. Its very cool to watch work.
> >>
> >
> > Haha you just came right when I was writing the response :).
> >
> > Yes, we're using cooper tubing, although the original machine used a
> > single turn coil made out of cooper but not tubing.
> >
> > Here's a picture of the original coil that came with the machine.
> >
> > http://postimg.org/image/4ye12i2dd/
> >
> >
> > --
> > *Leonardo Marsaglia*.
> >
>
>
>
> --
> *Leonardo Marsaglia*.
>
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