5970-00-090-7426 INSULATOR,STANDOFF Index 5935-00-090-7445 CONNECTOR,RECEPTACLE,ELECTRICAL

National Stock Number:
5985-00-090-7443

Federal Supply Class:
5985

National Item Identification Number:
000907443

Description:
ATTENUATOR,VARIABLE

Detail:
A device for reducing the strength of an alternating current signal either continuously or in steps, without causing appreciable signal distortion, by maintaining substantially constant output and/or input impedance match. Continuously variable resistive devices must consist of at least two sections or one section with at least two rotating contacts. The item must have an overall attenuation rating. Includes tandem mounted variable resistors designed to function as an attenuator but whose terminals are not connected. See also RESISTOR, VAIABLE (as modified).


Manufacturer Information:
138C139H0248306NORTHROP GRUMMAN SUPPORT SERVICES CORP
138C139H0297942NORTHROP GRUMMAN SYSTEMS CORPORATION
4684-20V09992ANTENNA & RADOME RESEARCH ASSOCIATES CORP


Techincal Specification:
ADJUSTMENT DEVICE TYPE AND QUANTITY1 KNOB
APPLICATION DESIGNTRANSMISSION LINE
ATTENUATION VARIATION METHODCONTINUOUS
BODY STYLECOAXIAL TYPE
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH2.500 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH2.250 INCHES NOMINAL
COAXIAL CONNECTOR SERIES DESIGNATIONSM
FREQUENCY RANGE2.900 MEGAHERTZ MINIMUM AND 3.100 MEGAHERTZ MAXIMUM
IMPEDANCE RATING IN OHMS50.0 INPUT-OUTPUT
INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS0.5
OVERALL ATTENUATION ACCURACY IN DECIBELS-1.00 TO 1.00
OVERALL ATTENUATION RANGE IN DECIBELS+0.0 TO 20.0
OVERALL HEIGHT2.875 INCHES NOMINAL
OVERALL LENGTH3.750 INCHES NOMINAL
OVERALL WIDTH3.000 INCHES NOMINAL
MOUNTING FACILITY TYPE AND QUANTITY4 THREADED HOLE
MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER0.138 INCHES
MOUNTING FACILITY PATTERNFOUR POSITION RECTANGULAR
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATORUNC
MOUNTING THREAD QUANTITY32 PER INCH
OPERATING TEMP RANGE-40.0 TO 62.0 CELSIUS
POWER RATING15.0 WATTS AVERAGE AND 5.0 KILOWATTS PEAK
TERMINAL TYPE AND QUANTITY2 CONNECTOR, COAXIAL, FEMALE


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