Part Details | DIGITAL READOUT ELECTRONIC COUNTER
6625-01-039-0467 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: 9648M, ANUSM326A, AN/USM-326A, 6625-01-039-0467, 01-039-0467, 6625010390467, 010390467
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | APR 16, 1977 | 01-039-0467 | 26835 ( COUNTER, ELECTRONIC, DIGITAL READOUT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6625-01-039-0467
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 9648M | 50423 | BALLANTINE LABORATORIES INC |
| AN/USM-326A | 80058 | JOINT ELECTRONICS TYPE DESIGNATIONSYSTEM |
Technical Data | NSN 6625-01-039-0467
| Characteristic | Specifications |
|---|---|
| MEASUREMENT TYPE | FREQUENCY |
| FREQUENCY RANGE | +0.000 TO +500.000 MEGAHERTZ OVERALL |
| ACCURACY RATING | STABLE TO 3 PARTS IN 10E-9/DAY |
| INTERNAL CALIBRATION FEATURE | INCLUDED |
| DISPLAY TYPE | LIGHT EMITTING DIODE (L.E.D.). |
| DISPLAY DIGIT QUANTITY | 9 |
| DISPLAY UNITS INDICATOR | INCLUDED |
| DISPLAY POSITIONED DECIMAL POINT | PROVIDED |
| DISPLAY STORAGE FACILITY | NOT INCLUDED |
| REMOTE CONTROL PROVISIONS | NOT INCLUDED |
| SOLID STATE FEATURE | INCLUDED |
| ELECTRICAL CONNECTION QUANTITY | 9 |
| CURRENT TYPE | AC |
| VOLTAGE RATING | A115.0$A230.0 |
| FREQUENCY RATING | 50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM |
| PHASE | SINGLE |
| WATTAGE RATING IN WATTS | 50.0 |
| INTERNAL BATTERY ACCOMMODATION | NOT INCLUDED |
| INCLOSURE MATERIAL AND LOCATION | METAL BODY |
| OVERALL LENGTH | 19.000 INCHES NOMINAL |
| OVERALL WIDTH | 19.000 INCHES NOMINAL |
| OVERALL HEIGHT | 6.000 INCHES NOMINAL |
| MOUNTING METHOD | BENCH |
| PLUG-IN UNITS PROVISION | NOT INCLUDED |
| STANDARD FREQUENCY OUTPUT FEATURE | INCLUDED |
| OUTPUT FREQUENCY RATING | 1.0 MEGAHERTZ MINIMUM AND 10.0 MEGAHERTZ MAXIMUM |
| JOINT ELECTRONICS TYPE DESIGNATION SYSTEM ITEM NAME | COUNTER,ELECTRONIC DIGITAL READOUT |
| JOINT ELECTRONICS TYPE DESIGNATION SYSTEM ITEM TYPE NUMBER | AN/USM-326A |
| TEST DATA DOCUMENT | 81349-MIL-T-21200 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). AND 81349-MIL-T-28800 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| SPECIAL TEST FEATURES | MIL-T-21200 CLASS 2; MIL-T-28800 TYPE 1, CLASS 2 |
| UNPACKAGED UNIT WEIGHT | 40.000 POUNDS |
| FUNCTIONAL CLASSIFICATION | AA-6.3 |
| FUNCTIONAL DESCRIPTION | 2 CHANNEL ENVIRONMENTALIZED COUNTER/TIMER. ELEVEN OPERATING MODES INCLUDING FREQUENCY BURST MEASUREMENTS. DIRECT COUNTING TO 110MHZ PRESCALED TO 550MHZ. TIMING MEASUREMENTS 100NANOSEC TO 10E9 SEC |
| REFERENCE DATA AND LITERATURE | TO 33A1-5-435-4 |