Re: RE. Re. 240V 60Hz...
"I did have a few ideas, seems that the big problem was the tendency for voltage fade as power increases due to self heating of the ceramic, and eventually the heat causes the ceramic to fracture."
Oh I know this one. It's from a Frank Herbert short story called "Committee of the whole."
You cross connect a Peltier cooler so the more current it draws the more the Peliter module cools it.
I was never really comfortable with the whole Dune thing. A bit too epic, but his short stories (and the Dragon in the Sea) were fascinating.