me being unable to measure current wouldn't it be easer and safer (for me) to put a $0.53 voltage regulator that can handle up to 35 volts and outputs 5 volts and a 150 ma current between my pic and power supply ? -- Jason White - Python and C++ Programmer -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist