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How to correctly scale down a 100W tube amp to 50W

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  • #16
    Originally posted by Helmholtz View Post

    I listed some possible reasons for sound differences between 4 tube and 2 tube versions above. Not changing the grid circuit/PI load could hardly be one of them. The power tubes don't load the PI as long as there is no grid current.

    I don't understand your logic.
    Sorry, I was thinking incorrectly about the schematic, and going by things I had read that I cannot back up.
    "Everything is better with a tube. I have a customer with an all-tube pacemaker. His heartbeat is steady, reassuring and dependable, not like a modern heartbeat. And if it goes wrong he can fix it himself. You can't do that with SMD." - Mick Bailey