| AC VOLTAGE RATING | 115.0 VOLTS NOMINAL FIRST ALTERNATE OPERATING POWER RQMT |
| AC VOLTAGE RATING | 230.0 VOLTS NOMINAL SECOND ALTERNATE OPERATING POWER RQMT |
| ENCLOSURE FEATURE | SINGLE ITEM W/CARRYING CASE |
| FREQUENCY RATING | 60.0 HERTZ NOMINAL FIRST ALTERNATE OPERATING POWER RQMT |
| FREQUENCY RATING | 60.0 HERTZ NOMINAL SECOND ALTERNATE OPERATING POWER RQMT |
| HEIGHT | 14.750 INCHES NOMINAL |
| LENGTH | 19.437 INCHES NOMINAL |
| MATERIAL | ALUMINUM CARRYING CASE |
| PHASE | SINGLE FIRST ALTERNATE OPERATING POWER RQMT |
| PHASE | SINGLE SECOND ALTERNATE OPERATING POWER RQMT |
| TEST TYPE FOR WHICH DESIGNED | TRANSMIT AND RECEIVE EFFICIENCY TEST OF TELEPHONE SETS TEST OF SPEED AND PERCENT BREAK OF TELEPHONE DIALS TEST OF LINE LEVEL AND CLICK SUPPRESSION VISITORS TEST OF FREQ RESPONSE AND SENSITIVITY OF EARPHONES,MICROPHONES,TELEPHONES AND NARROW BAND TRANSDUCERS TEST OF INSULATION RESISTANCE CHECK OF CONTINUITY OF CIRCUIT WIRING |
| WIDTH | 15.562 INCHES NOMINAL |