5930-00-758-6137 SWITCH,PUSH-PULL Index 5840-00-758-6145 ELECTRONIC SUBASSEM

National Stock Number:
5985-00-758-6143

Federal Supply Class:
5985

National Item Identification Number:
007586143

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:
2338C005387557LOCKHEED CORP LOCKHEED ELECTRONICS CO INC
2338C005394117BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC.


Techincal Specification:
ADJUSTMENT DEVICE TYPE AND QUANTITY9 LEVER
APPLICATION DESIGNTRANSMISSION LINE
ATTENUATION PER STEP IN DECIBELS1.0 AND 2.0 AND 3.0 AND 5.0 AND 10.0 AND 20.0
ATTENUATION VARIATION METHODSTEPPED
BODY STYLECOAXIAL TYPE
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH8.240 INCHES MINIMUM AND 8.260 INCHES MAXIMUM
COAXIAL CONNECTOR SERIES DESIGNATIONBNC
FREQUENCY RANGE0.000 MEGAHERTZ MINIMUM AND 450.000 MEGAHERTZ MAXIMUM
IMPEDANCE RATING IN OHMS50.0 INPUT-OUTPUT
OVERALL ATTENUATION RANGE IN DECIBELS+20.0 TO 101.0
OVERALL HEIGHT2.031 INCHES NOMINAL
OVERALL LENGTH9.750 INCHES NOMINAL
OVERALL WIDTH1.875 INCHES NOMINAL
MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER0.164 INCHES
MOUNTING FACILITY PATTERNFOUR POSITION RECTANGULAR
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATORUNC
MOUNTING FACILITY TYPE AND QUANTITY4 THREADED HOLE
MOUNTING THREAD QUANTITY32 PER INCH
OPERATING TEMP RANGE+0.0 TO 70.0 CELSIUS
STEP POSITION QUANTITY9
VOLTAGE STANDING WAVE RATIO1.20 AND 1.40
TERMINAL TYPE AND QUANTITY2 CONNECTOR, COAXIAL, FEMALE


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