> Maybe > > 3 * 2.1V = 6.3V (lead-acid cells) > > 6.3V / 2 Ohm = 3.15A > > Mike. I wondered that too - whether 3.15 was coincidentally half heater voltage -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu