For inductance and capacitance measurement, here is a device that measures = small values of inductance and capacitance and uses a PIC, a LM311 and a 1x= 16 LCD display. Check it out: http://electronics-diy.com/lc_meter.php --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .