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From: a7yvm109gf5d1 on 22 Apr 2010 18:41
On Apr 22, 12:44 pm, "amdx" <a...(a)knology.net> wrote:
> "Tim Wescott" <t...(a)seemywebsite.now> wrote in message
>
> news:JK6dndA70_uEHU3WnZ2dnUVZ_sOdnZ2d(a)web-ster.com...
>
>
>
> > MooseFET wrote:
> >> On Apr 22, 7:20 am, "Michael Robinson" <kellrobin...(a)yahoo.com> wrote:
> >>> the video:
>
> >>>http://www.youtube.com/watch?v=vZlROIqG_RU
>
> >>> A thread with a little more info:
>
> >>>http://4hv.org/e107_plugins/forum/forum_viewtopic.php?85701
>
> >>> Curses.  Now I have to learn how to use micros.
>
> >> You can do the same thing with a phase detector running the VCO.
> >> The phase shift between the voltage and current will bring you
> >> to the resonance point.  If you want to use a micro, why not make
> >> the frequency with the micro instead of a VCO. 100KHz is within
> >> the reach of a micro.
>
> > Depending on the micro you can do even better than that.  And -- should
> > you have any desire to do so -- you can throttle down the duty cycle as
> > well.
>
> >> If you use an Silabs F120, you can get the frequency to within
> >> 0.1%.
>
>   Do you believe this 10,000 wattts?
> I don't see any water cooling of the inductorhttp://www.youtube.com/watch?v=-Aab9CBA9vk&feature=related
>  It's cool though, I mean neat, though.
>
>                       Mike

That is impressive. But what is the purpose of heating the tube in
this manner?
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