Correction: The button I push to invoke the Auto tuner on the K3, is ATU TUNE, not TUNE. I mis-typed. I meant ATU TUNE. Also, there is only one ATU in the scenario -- the KAT3. The MFJ tuners are not ATUs. Thanks. -jeff -- Jeff Wandling DE W7BRS K3 #2105 http://w7brs.com/k3 k3user at w7brs.com