Part Details | DIGITAL READOUT ELECTRONIC COUNTER
6625-01-398-2781 An instrument used to count the frequency of recurrent electronic events and display the count on the panel of the instrument in numeric form. May also include facilities for a readout printed on tape. May include facilities for a very accurate output which can be used as a secondary transfer standard. It can be used to measure frequency, period, time interval, phase angle, frequency ratio, and for multiple period averaging. See also COUNTER, ELECTRONIC, DIGITAL and INDICATOR, DIGITAL DISPLAY.
Alternate Parts: 575BOPT2,4,8,WB83, 575B/OPT2,4,8,WB83, 57B248WB83, 57B-2-4-8-WB83, 6625-01-398-2781, 01-398-2781, 6625013982781, 013982781
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | OCT 29, 1994 | 01-398-2781 | 26835 ( COUNTER, ELECTRONIC, DIGITAL READOUT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6625-01-398-2781
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 575B/OPT2,4,8,WB83 | 34257 | EIP MICROWAVE INC |
| 57B-2-4-8-WB83 | 34257 | EIP MICROWAVE INC |
Technical Data | NSN 6625-01-398-2781
| Characteristic | Specifications |
|---|---|
| MEASUREMENT TYPE | FREQUENCY |
| FREQUENCY RANGE | +0.001 TO +20.000 GIGAHERTZ OVERALL |
| ACCURACY RATING | PORM 1 COUNT PLUS TIMEBASE ERROR |
| GATE TIME | 1.0 SECONDS MINIMUM AND 1.0 MICROSECONDS MAXIMUM |
| SENSITIVITY RATING | 25 MV RMS |
| DISPLAY TYPE | LIGHT EMITTING DIODE (L.E.D.). |
| DISPLAY DIGIT QUANTITY | 12 |
| DISPLAY UNITS INDICATOR | INCLUDED |
| DISPLAY POSITIONED DECIMAL POINT | PROVIDED |
| DISPLAY STORAGE FACILITY | INCLUDED |
| SOLID STATE FEATURE | NOT INCLUDED |
| ELECTRICAL CONNECTION QUANTITY | 2 |
| ELECTRICAL CONNECTION TYPE | BNC |
| CURRENT TYPE | AC |
| VOLTAGE RATING | 100.0 VOLTS MINIMUM AND 240.0 VOLTS MAXIMUM |
| FREQUENCY RATING | 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM |
| PHASE | SINGLE |
| WATTAGE RATING IN WATTS | 60.0 |
| OVERALL LENGTH | 16.750 INCHES NOMINAL |
| OVERALL WIDTH | 14.000 INCHES NOMINAL |
| OVERALL HEIGHT | 3.500 INCHES NOMINAL |
| MOUNTING METHOD | RACK |
| ACCESSORY COMPONENT QUANTITY | 2 |
| SPECIAL FEATURES | OPT 2 MEASURES POWER OF SIGNALS &ALLOWS POWER OFFSETS FROM M99.9 DB TO 99.9 DB; OPT 4 HIGH STABILITY TIME BASES; OPT 8 GPIB IEEE 488-1978 (STANDARDIN MODEL 575B); OPT WB83 INCLUDES SLIDE, BRACKET SUPPORT, RACK MOUNT, SPACER& HARDWARE; FRONT PANEL SELECTED SERVICE DIAGNOSTICS/USER INFO; SAMPLE RATE FROM 100 MSEC TO 10 SEC HOLD POSITION;RESET, OFFSET, AND MULTIPLY FUNCTIONS; OPERATING TEMP 0 TO 50 DEG C; RESOLUTION .1 KHZ TO 1 GHZ; POWER CORD & OPERMANUAL INCLUDED |
| END ITEM IDENTIFICATION | AN/APM-233 |
| UNPACKAGED UNIT WEIGHT | 26.000 POUNDS |