>Don't you mean a few hundred mV. I produce 0.5V hand to hand. Higher >voltages are only produced in long conductors like wire because of >atmospheric potential and moving through the earths magnetic field to a >much lesser extent. Nope. Volts, not millivolts. Depends on the weather, of course, but, as anybody who works with radio towers knows, it's an easily observed phenomenon. --BN ---------------------------------------------------------------------------- Country Robot "Modular robot components 69 S. Fremont Ave. # 2 for education and industry" Pittsburgh, PA 15202 ----------------------------------------------------------------------------