• 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.

Bell 2420 Amplifier Schematic Needed...

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w8khz

Member
Joined 2009
Hello,

I'm working on a Bell amplifier model for a friend and I'm looking for a schematic for it. In particular I'm wondering what the specs are for the hum balance pot. The one in the 2420 amp I'm working on is burning up! Can anyone help me out?

Thanks,
Brian
 
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