| BASIC SHAPE STYLE | RECTANGULAR OR SQUARE |
| CIRCUIT CONSTRUCTION TYPE | ELECTRON TUBE |
| EXTERNAL AC OPERATING VOLTAGE IN VOLTS | 117.0 NOMINAL SINGLE VOLTAGE |
| EXTERNAL DC OPERATING VOLTAGE IN VOLTS | -210.0 NOMINAL 2ND VOLTAGE |
| EXTERNAL DC OPERATING VOLTAGE IN VOLTS | 30.0 NOMINAL 1ST VOLTAGE |
| EXTERNAL DC OPERATING VOLTAGE IN VOLTS | 300.0 NOMINAL 3RD VOLTAGE |
| INCLOSURE TYPE | ENCASED |
| INSTALLATION DESIGN | MECHANICAL |
| OVERALL HEIGHT | 10.438 INCHES NOMINAL |
| OVERALL LENGTH | 19.500 INCHES NOMINAL |
| OVERALL WIDTH | 19.438 INCHES NOMINAL |
| OPERATING AC FREQUENCY IN HERTZ | 50.0 MINIMUM SINGLE VOLTAGE |
| OPERATING AC FREQUENCY IN HERTZ | 60.0 MAXIMUM SINGLE VOLTAGE |
| OPERATING CONTROL METHOD | AUTOMATIC |
| PHASE | SINGLE |