Kit de válvulas de repuesto para Mesa Boogie Studio 22+ (4 x ECC83 1 x ECC8 equilibrado...
1 x Selected Premium Grade JJ Current Balanced ECC83 for the phase inverter in position V5. We think these are the best valves/tubes for this amplifier. 2 x Selected Premium Grade JJ Matched EL84 power valves/power tubes.