• 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.

Conrad Johnson Premier 10

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Hi Freddie, nice collection of schematics.
Do you have a copy of the CJ premier 8?
I have one in for repair and the bias supply seems faulty in some way, ie. insufficient bias so with all the bias adjusters at minimum, most of the green LED's are still illuminated.
Regards
Henry
 
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