NSN 6625-00-071-8380

Part Details | DIGITAL READOUT ELECTRONIC COUNTER

6625-00-071-8380 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: ANUSM245, 6625-00-071-8380, 00-071-8380, 6625000718380, 000718380

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JUL 20, 196700-071-838026835 ( COUNTER, ELECTRONIC, DIGITAL READOUT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6625-00-071-8380
Part Number Cage Code Manufacturer
ANUSM24580058JOINT ELECTRONICS TYPE DESIGNATIONSYSTEM
Technical Data | NSN 6625-00-071-8380
Characteristic Specifications
MEASUREMENT TYPE FREQUENCY AND PERIOD AVERAGE AND RATIO AND TOTALIZING
FREQUENCY RANGEMATW+0.00001 TO +1.20000 MEGAHERTZ
ACCURACY RATINGPORM 1 COUNT PORM TIME-BASE ACCURACY
GATE TIMEALA1.0000 MICROSECONDS AND ALA10.0000 MICROSECONDS AND ARA0.0001 SECONDS AND ARA0.0010 SECONDS AND ARA0.0100 SECONDS AND ARA0.1000 SECONDS AND ARA1.0000 SECONDS AND ARA10.0000 SECONDS
CURRENT TYPE AC
VOLTAGE RATING115.0 VOLTS NOMINAL
FREQUENCY RATING400.0 HERTZ NOMINAL
PHASE SINGLE
WATTAGE RATING IN WATTS50.0
INCLOSURE MATERIAL AND LOCATIONALC000AZM ALUMINUM
INCLOSURE SURFACE TREATMENT AND LOCATIONEN0000AZM ENAMEL
OVERALL LENGTH19.000 INCHES NOMINAL
OVERALL WIDTH17.000 INCHES NOMINAL
OVERALL HEIGHT5.000 INCHES NOMINAL
UNPACKAGED UNIT WEIGHT70.000 POUNDS
FUNCTIONAL CLASSIFICATIONAA6.10
FUNCTIONAL DESCRIPTIONINTEGRAL,PORTABLE,SOLID STATE; CIRCUITRY UTILIZED IN PERFORMING THE INDICATIONS INCLUDE INPUT AMPLIFIERS,A GATE CONTROL,FREQUENCY DIVIDERS,DECADE AND READOUT BOARDS,NUMERICAL DISPLAY TUBES,A DECIMAL POINT AND UNITS INDICATOR,A POWER SUPPLY AND REGULATOR,A RF OSCILLATOR,AND FRONT PANEL CONTROLS
TYPE/MODEL DESIGNATIONAN/USM-245
RELATIONSHIP TO SIMILAR EQUIPMENTSUITABLE SUBSTITUTE 6625000443228
REFERENCE DATA AND LITERATURETECH MANUEL: NAVSHIPS 0967-254-5010; OPER HDBK: NAVSHIPS 0967-254-5010; EQUIPMENT SPEC: MIL-C-24189
ENTRY DATE71-09-01