| DIAL SCALE MARKING COLOR | BLACK ALL INDICATORS SINGLE RANGE |
| FURNISHED ITEMS AND QUANTITY | TEST LEAD SET 1 |
| ENTRY DATE | 70-10-01 |
| FEATURES PROVIDED | ZERO ADJUSTER |
| FREQUENCY RATING | 50.000 HERTZ MINIMUM AND 60.000 HERTZ MAXIMUM |
| FUNCTIONAL CLASSIFICATION | AA-1.1 |
| FUNCTIONAL DESCRIPTION | USED TO MEASURE VOLTAGE BETWEEN 0TO 500 VDC AND RESISTANCE BETWEEN 1 AND 500,000 MEGOHMS; CAN FUNCTION AS A VACUUM TUBE VOLTMETER OR DIFFERENTIAL VOLTMETER |
| OVERALL HEIGHT | 9.750 INCHES NOMINAL |
| OVERALL LENGTH | 14.000 INCHES NOMINAL |
| OVERALL WIDTH | 13.000 INCHES NOMINAL |
| MEASUREMENT RANGE | +0.0 TO 500.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE |
| PHASE | SINGLE |
| POWER SOURCE | EXTERNAL |
| REFERENCE DATA AND LITERATURE | TM11-6625-599-12; TM11-6625-599-20P; TM11-6625-599-45; TM11-6625-599-45P; JOHN FLUKE MANUFACTURING CO. 801B |
| RELATIONSHIP TO SIMILAR EQUIPMENT | SIMILAR TO AN/USM-98A (JOHN FLUKE801A) |
| SENSITIVITY RATING | 1000.0 MICROAMPERES |
| SURFACE TREATMENT | ENAMEL |
| TYPE/MODEL DESIGNATION | AN/USM-98B |