The Russian VHF triode GS35b, is rated to operate up to 1000MHz, with 1.5kW anode dissipation. Considering it's low price, and availability I put some effort, in the development of a powerfull, and compact amplifier with the GS35b, for 1.5KW ++ output power at 50MHz.
Click on pic. for zoom .
OZ5ESB - E.D.R. Esbjerg
1200W PA-trin for 50/144MHz med 1x GS31b rÝr.
(When the project is finished, the text will also be available in English, and German.)
Link to OZ5ESB/Projekter/50/144 Amplifier
1500W Symmetrischer Antennentuner 1.8 - 30 MHz
Questions about, or comments on the Antennentuner, please E-Mail... DL3LAC
The GS35b Tube
Click on picture for tube specifications.