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RE: Induction heating in torroid / short circuit of secondary




>
> I've got two worries though, where I'd be interest to hear other people's
> views and experiences.
>
> 1) If I use steel pie tins will I get problems with induction heating?
Not that I have noticed.
> 2) More generally, does the complete conducting loop of the
> torroid act as a
> short circuited turn coupled into the flux of the secondary?  If so, would
> it be better to leave a gap in the torroid to minimize power loss?

Again, not that I have noticed. I have exactly the arrangement you mention
using 6" ductwork on my 6" coil.
Michael Baumann
Coiler, Homebrewer, Nerd...mycroft-at-access1-dot-net
http://www.access1-dot-net/mycroft