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National Stock Number: 6625-01-527-2770
Federal Supply Class: 6625
National Item Identification Number: 015272770
Description: COUNTER,ELECTRONIC,DIGITAL READO
Detail: 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.
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Manufacturer Information:
PD04WRLEEC66 | 98752 | WARNER ROBINS AIR LOGISTICS CENTER |
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Techincal Specification:
FREQUENCY RANGE | +0.250 TO 1.000 GIGAHERTZ F1 INPUT RATIO AND +0.950 TO 26.500 GIGAHERTZ F2 INPUT RATIO | OVERALL HEIGHT | 3.500 INCHES MAXIMUM | OVERALL WIDTH | 16.750 INCHES MAXIMUM | MEASUREMENT TYPE | FREQUENCY | SPECIAL FEATURES | IAW MIL-PRF-28800;MTBF 4,000 HOURS MIN; SENSITIVITY -20DBM(BAND 1), AND .95 - 2GHZ OF -20DBM, 2-12.4 GHZ OF -25DBM, 12.4-20 GHZ OF -20 DBM, AND 20-26.5 GHZ OF -15DBM(BAND 2), AND -20DBM(BAND 3);NOMINAL INPUT IMPEDANCE 50 OHMS; MAX INPUT SIGNAL MAGNITUDE OF +7 DBM(BAND 1 AND 2); DAMAGE LEVEL SHALL HAVE A MAX. INPUT SIGNAL MAGNITUDE OF +27DBM(BAND 1) AND +45DBM CW AND +53DBM PEAK PULSED (BAND 2); AMPLITUDE DISCRIMINATION OF 15DBM(BAND 1) AND 15DBM(>50MHZ SEPERATION(BAND 2)); FREQUENCY COUNTER MUST REJECT SIGNALS OF >50MHZ OUTSIDE OF THE SPECIFIED FREQUENCY LIMITS (DOES NOT APPLY TO BAND 1 OR 3 W/FREQUENCY EXTENSION OPTION); COUNTER SHALL HAVE ABILITY TO MEASURE FM SIGNALS THAT REMAIN IN BAND ON (BAND 1)AND 20MHZ P-P ON (BAND 2) | VOLTAGE RATING | 110.0 VOLTS MAXIMUM |
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