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National Stock Number:
5895-01-296-8360
Federal Supply Class:
5895
National Item Identification Number:
012968360
Description:
MIXER STAGE,FREQUENCY
Detail:
An electronic device which mixes two or more input frequencies which are usually adjustable, combines them linearly in desired proportions to produce a common output signal which is a resultant of the input frequencies. Excludes items having integral oscillators. See also CONVERTER, FREQUENCY, ELECTRONIC and MIXER, CRYSTAL, WAVEGUIDE.
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Manufacturer Information:
| 1H88AA | 01794 | NORTEL NETWORKS | | NT1H88AA | 01794 | NORTEL NETWORKS |
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Techincal Specification:
| FUNCTIONAL DESCRIPTION | IF COMBINER COMBINES THE MAIN AND DIVERSITY 70 MHZ IF SIGNALS FROM THE LOW NOISE DOWN CONVERTER MODULES; REQUIRES A -15V INPUT FROM POWER CONVERTER; MONITORS BOTH IF LEVELS AND PROVIDES OUTPUTS TO MONITOR AND ALARM UNIT FOR ALARM INDICATION AND PIN JACK TEST POINTS FOR MAINTENANCE; IF ALARM THRESHOLD IS PRESET AT -24 DBM AND A COMBINER STRESS (COMB STRESS) VOLTAGE OUTPUT PROVIDES ALARM INDICATION IF EXCEEDED; APPLIES A CONTROLLED PHASE-SHIFT TO ONE IF PATHS UNDER CONTROL OF AN ERROR VOLTAGE FROM THE IF MODULE | | OVERALL HEIGHT | 1.375 INCHES NOMINAL | | OVERALL LENGTH | 12.375 INCHES NOMINAL | | OVERALL WIDTH | 7.500 INCHES NOMINAL |
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