>What is the probable output of an amp using > a pair of Eimac 4 x 150 a / 7034 tubes on 6M? >Guess at 2X the plate dissipation (Max)... 2 X300 = 600. The 4X150A/7034 name tricks you into thinking they are 150 watts plate dissipation. Actually, it is 250 watts. Colin K7FM