| INSTALLATION DESIGN | PANEL |
| INDICATOR TYPE | DIAL W/POINTER |
| MEASUREMENT RANGE | 0.0 TO 100.0 DECIBELS SINGLE INDICATOR 1ST RANGE |
| -20.0 TO 3.0 VOICE UNITS SINGLE INDICATOR 2ND RANGE |
| ACCURACY IN PERCENT | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES |
| SCALE GRADUATION TYPE | NONLINEAR SINGLE INDICATOR ALL RANGES |
| POINTER COLOR | BLACK SINGLE INDICATOR ALL RANGES |
| DIAL SCALE MARKING COLOR | BLACK SINGLE INDICATOR ALL RANGES |
| BACKGROUND COLOR | WHITE SINGLE INDICATOR ALL RANGES |
| MOVEMENT TYPE | MOVING COIL, PERMANENT MAGNET |
| MOVEMENT SUSPENSION METHOD | JEWEL PIVOT BASE |
| CIRCUIT ATTACHMENT METHOD AND QUANTITY | 2 THREADED STUD |
| SCALE SELECTION METHOD | TERMINAL |
| POWER SOURCE | EXTERNAL |
| CIRCUIT CURRENT FOR WHICH DESIGNED | DC |
| STYLE DESIGNATOR | RECTANGULAR FLUSH MTG |
| METER BODY DIAMETER BEHIND MOUNTING FLANGE | 2.750 INCHES NOMINAL |
| METER DEPTH BEHIND MOUNTING FLANGE | 0.987 INCHES NOMINAL |
| OVERALL HEIGHT | 3.000 INCHES NOMINAL |
| OVERALL LENGTH | 2.080 INCHES NOMINAL |
| OVERALL WIDTH | 3.000 INCHES NOMINAL |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 THREADED STUD |
| MOUNTING STUD DIAMETER | 0.112 INCHES NOMINAL |
| MOUNTING STUD LENGTH | 0.546 INCHES NOMINAL |
| MOUNTING ARRANGEMENT STYLE | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 2.250 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 2.250 INCHES NOMINAL |
| MATERIAL | PLASTIC PHENOLIC |
| NUCLEAR HARDNESS CRITICAL FEATURE | NONHARDENED |
| ENVIRONMENTAL PROTECTION | DUST RESISTANT AND |
| HUMIDITY RESISTANT AND |
| SHOCK RESISTANT AND |
| VIBRATION RESISTANT |
| FURNISHED ITEMS AND QUANTITY | NUT 2 |
| FEATURES PROVIDED | ZERO ADJUSTER |
| SPECIAL FEATURES | RUGGEDIZED |
| FSC APPLICATION DATA | TEST SET,ELECT. EQUIP. |