Finally built some amps using the VT-62 (RAF) triode (basically 4304CB or DET12, or 834 with a B4 base). Conservatively about 15 watts out. Hot as heck.
Driver is a triode/pentode with the pentode a DC coupled cathode follower to drive the VT-62.
Details at http://www.pmillett.com/gossamer.html
Driver is a triode/pentode with the pentode a DC coupled cathode follower to drive the VT-62.
Details at http://www.pmillett.com/gossamer.html