| ELECTRICAL POWER SOURCE RELATIONSHIP | OPERATING |
| EMISSION TYPE | A3J RECEIVING AND A3J TRANSMITTING |
| AC VOLTAGE RATING | 115.0 VOLTS NOMINAL AND 230.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| FREQUENCY RATING | 47.0 HERTZ MINIMUM AND 63.0 HERTZ MAXIMUM LOCATION NOT OTHERWISE SPECIFIED |
| FUNCTIONAL DESCRIPTION | THIS IS A DIGITAL SIGNAL PROCESSING RECEIVER-TRANSMITTER SYSTEM PROVIDING TACTICAL VOICE OR DATA COMMUNICATIONS, RUGGEDIZED AND SUBMERSIBLE |
| JOINT ELECTRONICS TYPE DESIGNATION SYSTEM ITEM NAME | RADIO SET |
| JOINT ELECTRONICS TYPE DESIGNATION SYSTEM ITEM TYPE NUMBER | AN/GRC-231A(V)4 |
| MAXIMUM POWER DISSIPATION RATING | 125.0 WATTS |
| PHASE | SINGLE LOCATION NOT OTHERWISE SPECIFIED |
| RECEIVER FREQUENCY RATING | 1.600 MEGAHERTZ MINIMUM AND 30.000 MEGAHERTZ MAXIMUM |
| SPECIAL FEATURES | LSB, USB, AME AND CW MODES OF OPERATION, UP TO 100 PRESET CHANNELS, 50 OHM INPUT/OUTPUT IMPEDANCE, DESIGNED FOR VEHICULAR OR BASE STATION MOUNTING |
| TRANSMITTER FREQUENCY RATING | 1.600 MEGAHERTZ MINIMUM AND 30.000 MEGAHERTZ MAXIMUM |