My math gets me about half that - pls tell me where I'm going wrong: IR drop: 10.4 ohms/1000ft / 1000 * 6ft * 3amps = .187 volts Don Brown wrote in part: Wire size ohms/1000ft 20 ga 10.4 20 gauge wire will drop about .37 volts at 3 amps with 2 meters of wire 73 - Lee Hopper, KD7CTF, K2 #734, First licensed 9/24/98