| CIRCUIT CONSTRUCTION TYPE | ELECTRON TUBE |
| EXTERNAL DC OPERATING VOLTAGE IN VOLTS | 250.0 NOMINAL 2ND VOLTAGE |
| EXTERNAL DC OPERATING VOLTAGE IN VOLTS | 6.3 NOMINAL 1ST VOLTAGE |
| FREQUENCY PER CHANNEL | 20.0 HERTZ MINIMUM OPERATING CHANNEL |
| FREQUENCY PER CHANNEL | 21.0 KILOHERTZ MAXIMUM OPERATING CHANNEL |
| IMPEDANCE RATING PER CHANNEL | 600.000 OHMS INPUT CHANNEL |
| IMPEDANCE RATING PER CHANNEL | 600.000 OHMS OUTPUT CHANNEL |
| INCLOSURE TYPE | ENCASED |
| INSTALLATION DESIGN | MODULE |
| OVERALL GAIN | 55.0 DECIBELS |