I have completed building and initial testing of a new tube amplifier prototype using the Russian 6P45S tubes in the output stage.
This prototype will be used for testing, tweaking and a way to perfect the amplifier before building the final version.
Read more about the amplifier, the progress and see the pictures at http://kaizerpowerelectronics.dk/audio/100w-6p45s-monoblock-tube-amplifier/