I do not have to worry about my amp getting to hot...I just have to make sure the chiller outside is working and the freon is moving in the pipes. Big Amp.... HHHARRRRRRR!!!!! Lee "the funny man" Buller - K0WA -- CQ-Contest on WWW: http://lists.contesting.com/_cq-contest/ Administrative requests: cq-contest-REQUEST at contesting.com