> > High power, high accuracy, low resistance sense > > resistors are very hard to acquire. > Nichrome or "Constantan" would be preferred to Copper. > http://en.wikipedia.org/wiki/Nichrome > 10 gauge - about 5 milliOhm/inch 100A per 10h strand. Spot weld until sense resistor glows nicely white :-). R --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .