uA726 replacement

[tomg]

> 
> The question is: Is there a LM3046/MAT-02 thermostating
> scheme "blessed" by this group, and can you get it
> to run using a single supply op-amp?

My standard scheme of collector to +V, base to gnd, and emitter
thru resistors to -V can be modified. 

Collector to +V (say 12V) and emitter 470 ohms from gnd. Then take 2 
resistors (say 10k) and split the supply( +6V ?).  Apply this to the base.
Heats right up.

-tg