| 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 SINGLE VOLTAGE |
| FREQUENCY PER CHANNEL | 65.0 MEGAHERTZ MINIMUM OUTPUT CHANNEL |
| FREQUENCY PER CHANNEL | 75.0 MEGAHERTZ MAXIMUM OUTPUT CHANNEL |
| FSC APPLICATION DATA | RADIO SET,EXCEPT NAVIGATION,NONAIRBORNE |
| IDENTIFICATION DESIGNATOR | MD660GRC-80058 |
| IMPEDANCE RATING PER CHANNEL | 100.000 OHMS OUTPUT CHANNEL |
| IMPEDANCE RATING PER CHANNEL | 150.000 OHMS INPUT CHANNEL |
| OVERALL HEIGHT | 3.250 INCHES NOMINAL |
| OVERALL LENGTH | 15.250 INCHES NOMINAL |
| OVERALL WIDTH | 3.000 INCHES NOMINAL |
| OPERATING AC FREQUENCY IN HERTZ | 50.0 MINIMUM SINGLE VOLTAGE |
| OPERATING AC FREQUENCY IN HERTZ | 60.0 MAXIMUM SINGLE VOLTAGE |
| PHASE | SINGLE |
| SIGNAL VOLTAGE RATING PER CHANNEL | 1.000 VOLTS NOMINAL INPUT |