I0JXX Ham Radio Parts
- VHF UHF Amateur radio antennaandantenna parts, accessories for homebrewers, antenna kits, tubes, antenna masts, antenna tripores, insulators, power amplifier mosfet, power splitters by I0JXX
Ameritron AL-811H tube selection
- This article examines the performance of the Ameritron AL-811H amplifier with the supplied 811Atubesand with 572B tubes, anddetails a procedure for replacement of existing tubes.
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- Ameritron AL-811H Amplifier inside 800 Watt PA modified with 4x 572b tubes