• 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.

Counterpoint SA-220 mods

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Got an old SA220 that's working fine. IMHO simply replacing the stock crap tubes with NOS makes this amp quite listenable. I've also done some fairly simple mods that ramped it up
even futher. Anyone interested in swapping mod ideas?
 
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