| AVERAGE LIFE MEASUREMENT | NOT RATED |
| BASIC SHAPE STYLE | RECTANGULAR OR SQUARE |
| CIRCUIT CONSTRUCTION TYPE | ELECTRON TUBE |
| EXTERNAL AC OPERATING VOLTAGE IN VOLTS | 6.3 NOMINAL SINGLE VOLTAGE |
| EXTERNAL DC OPERATING VOLTAGE IN VOLTS | 150.0 NOMINAL 1ST VOLTAGE AND 150.0 NOMINAL 2ND VOLTAGE |
| IMPEDANCE RATING PER CHANNEL | 52.000 OHMS 1ST INPUT CHANNEL AND 52.000 OHMS 2ND INPUT CHANNEL AND 52.000 OHMS 1ST OUTPUT CHANNEL AND 52.000 OHMS 2ND OUTPUT CHANNEL |
| OPERATING AC FREQUENCY IN HERTZ | 60.0 NOMINAL SINGLE VOLTAGE |
| OVERALL GAIN | 35.0 VOLTS |
| OVERALL HEIGHT | 0.906 INCHES NOMINAL |
| OVERALL LENGTH | 6.158 INCHES NOMINAL |
| OVERALL WIDTH | 4.094 INCHES NOMINAL |
| PHASE | SINGLE |