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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
capacitor input
1 dB loss at 150 MHz
camping trips and vacations
For use with the AL-1200 series of amplifiers from Ameritron
AL-811HDX, HFAMP, 800W, (4)572BTUBES, EXPORT, 220VAC ARI-500 capacitor inputGet 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,
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