6BA8
The 6BA8 is a triode and a pentode in one tube, with one heater, and a B9A (Noval) miniature 9-pin base.
The 6BA8 is used in the Type 59 and 3A2 plug-ins.
The 6BA8 is a triode and a pentode in one tube, with one heater, and a B9A (Noval) miniature 9-pin base.
The 6BA8 is used in the Type 59 and 3A2 plug-ins.