I wrote > 1.5 Amps from a 24 volt source to 5 volt out is a lot of heat/power > to waste, around 30 watts. I would seriously look at a switching > supply such as MAX 746, a 2AMP 45 V input switching Reg. BUT I was wrong!!!!!! I should have typed MAX 726. I will listen to Polka music and watch some horrible sitcoms as cruel and unusual penance. _____________________________ Lance Allen Technical Officer Uni of Auckland Psych Dept New Zealand www.psych.auckland.ac.nz _____________________________