Routine Maintenance
Includes tube amp bias, cleaning potentiometers, cleaning and re-tensioning tube sockets, diagnose and advise on general operation, specifications, condition of all tubes, power supply and failed or missing components.
Includes the above amp maintenance and additional labor to replace power supply capacitors.
Includes the above 10 year amp maintenance, plus the labor to replace the remaining electrolytic capacitors, which are in the audio circuit.
TUBE AMP BIASING