| AVERAGE LIFE MEASUREMENT | NOT RATED |
| AVERAGE POWER RATING PER CHANNEL | 10.0 WATTS OUTPUT |
| BASIC SHAPE STYLE | RECTANGULAR OR SQUARE |
| CIRCUIT CONSTRUCTION TYPE | ELECTRON TUBE |
| CONTROL TYPE | LOCAL |
| ENVIRONMENTAL PROTECTION | GENERAL PURPOSE |
| EXTERNAL DC OPERATING VOLTAGE IN VOLTS | 6.0 NOMINAL SINGLE VOLTAGE |
| FEATURES PROVIDED | INTERNAL BATTERY ACCOMMODATION |
| FREQUENCY ADJUSTMENT TYPE | CONTINUOUS |
| FREQUENCY PER CHANNEL | 400.0 HERTZ MINIMUM OPERATING CHANNEL AND 5.0 KILOHERTZ MAXIMUM OPERATING CHANNEL |
| FSC APPLICATION DATA | DIRECT CURRENT INTERCOMMUNICATION AND PUBLIC ADDRESS SYSTEMS,NONAIRBORNE |
| IMPEDANCE RATING PER CHANNEL | 20.000 KILOHMS INPUT CHANNEL AND 16.000 OHMS OUTPUT CHANNEL |
| INCLOSURE TYPE | ENCASED |
| INSTALLATION DESIGN | FREE-STANDING |
| OPERATING CONTROL METHOD | AUTOMATIC |
| OVERALL HEIGHT | 10.500 INCHES NOMINAL |
| OVERALL LENGTH | 12.000 INCHES NOMINAL |
| OVERALL WIDTH | 6.250 INCHES NOMINAL |
| VARIATION FREQUENCY RATING IN DECIBELS | 3.0 |