5905-00-259-3938 RESISTOR,VARIABLE,NONWIRE WOUND, Index 5905-00-259-3943 RESISTOR,ADJUSTABLE

National Stock Number:
5985-00-259-3939

Federal Supply Class:
5985

National Item Identification Number:
002593939

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:
1C1255815196A R F PRODUCTS INC
SCB7279180063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
ADJUSTMENT DEVICE TYPE AND QUANTITY2 SLOTTED SCREW
APPLICATION DESIGNTRANSMISSION LINE
ATTENUATION PER STEP IN DECIBELS20.0
ATTENUATION VARIATION METHODSTEPPED
BODY MATERIALALUMINUM
BODY STYLECOAXIAL TYPE
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO HEIGHT2.000 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH2.000 INCHES NOMINAL
FREQUENCY RANGE1.000 MEGAHERTZ MINIMUM AND 20.000 MEGAHERTZ MAXIMUM
IMPEDANCE RATING IN OHMS50.0 INPUT-OUTPUT
MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER0.138 INCHES
MOUNTING FACILITY PATTERNFOUR POSITION RECTANGULAR
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATORUNC
MOUNTING FACILITY TYPE AND QUANTITY2 BRACKET AND 4 UNTHREADED HOLE
MOUNTING THREAD QUANTITY32 PER INCH
OPERATING TEMP RANGE-4.0 TO 125.0 FAHRENHEIT
OVERALL ATTENUATION ACCURACY IN DECIBELS-2.00 TO 2.00
OVERALL ATTENUATION RANGE IN DECIBELS+0.0 TO 100.0
OVERALL HEIGHT2.500 INCHES NOMINAL
OVERALL LENGTH3.500 INCHES NOMINAL
OVERALL WIDTH2.500 INCHES NOMINAL
POWER RATING1.0 WATTS AVERAGE
PRECIOUS MATERIALSILVER
SCALE DIVISION QUANTITY5
SCALE LINEARITYLINEAR
SPECIAL FEATURESINCL SWITCH
STEP POSITION QUANTITY5
TERMINAL TYPE AND QUANTITY3 TAB, SOLDER LUG


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