On Sat, 7 Apr 2012 12:25:38 -0700 (PDT), klem kedidelhopper
wrote:

It claims to heat
the nut to cherry red apparently by induction
[snip]
Is anyone familiar with this
type of equipment, and do you know if it might be possible to
construct a generic version

As it happens, there is an instructable posted a few days ago that
describes how to build your own induction heater. It is not totally
trivial, but seems quite doable:

http://www.instructables.com/id/30-k...uction-Heater/
--
RoRo