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41658Re: [hobbicast] Re: First attempt at induction heating

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  • David Knaack
    Jan 31, 2012
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      Fantastic information, thanks!

      You mentioned your website. I'm not familiar with it, can you post a link?


      On Tue, Jan 31, 2012 at 9:28 PM, tmoranwms <tmoranwms@...> wrote:

      > **
      > The usual computer supply uses a "half bridge" circuit, which allows it to
      > recirculate energy through the transformer.
      > When you have a coil tightly coupled to the workpiece, like a coil wrapped
      > around a soup can, relatively little energy has to be recirculated for the
      > amount of heating you'll get. As a bonus, the soup can is thin steel, so it
      > heats up very quickly.
      > What you won't be able to do is heating from any kind of distance -- with
      > even a small gap between can and coil, the physical space inbetween is
      > filled with extra magnetic field, which

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