> As for power, there's not much to the circuit. A 12V battery via a > 1N4007, into a 78L05 with a 100uF on the input. Ouch - does a 78L05 really have enough power dissipation to be dropping 7V at whatever current you are drawing ??? Sure it is not doing a thermal shutdown ??? --=20 Scanned by iCritical. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .