I post this here because of the thread in the past with the thermoelectric genearator that outputs 0.4V (I think that Brooke Clarke asked about such a converter, since he bought such a thermoelement). http://focus.ti.com/docs/prod/folders/print/tps61200.html nice part (but VERY SMALL), Peter P. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist