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Menu allows change of motor direction without physically reversing wires
-Step Start Inrush Protection stops damaging inrush currents and extends life of power supply components
or one four-square along with an assortment of other antennas
No more hauling around big
AL-811HDY, HFAMP, 800W, (4)572B, EXPORT, W/10M, 110VAC Linear Power Supply Menu allows change of motorGet the AL 811HD with 572B tubes AL 811HD gives you the AL 811H with four 572B tubes installed. Get a higher power tank circuit and grid overload protection. Grid Overload Protection protects the tubes from excessive grid current due to mistuning and it protects against excessive drive power. Four 572B tubes give you more plate dissipation than a single 3 500Z tube. AL 811HD gives you 800 Watts output in SSB and 600 Watts for continuous duty in CW,