> Lets say a resistor of 1Ohm has 1Amp DC current through it. > So, the power dissipated in the resistor is 1W. wrong! (sory if this is a late reply, I am catching up with my backlog) Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products docent Hogeschool van Utrecht: www.voti.nl/hvu -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist