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Has anyone else tried this? The bias divider must be altered to provide 55 ma in each tube. Output increases to a conservative 125 watts rms out into 8 ohms. The amp becomes much more sensitive and sweeter lead sustain. Also opening up the power supply with 40mfd instead of 220mfd makes it...

No, but I am a retired engineer and just spent a week going through a c- serial no. 11101 and have most of it in my head, I can tell you that most of the boogie schematics on the internet have many errors in them and if you were to try to build one it would never work. The c- is a very...

I have a mark iic, not c+, ser number 11101 and badly need a correct schematic . Regards, beaurawls