• WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES.
    Building, troubleshooting and testing of these amplifiers should only be
    performed by someone who is thoroughly familiar with
    the safety precautions around high voltages.

Why is a (power) triode so expensive?

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#61
Don; your schemo is half Williamson, half my Pyramid. 😀
I have directly coupled driver, and pentode LTP. And I have servo to keep it stable.
 

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