5841-00-287-7308 RADAR SET SUBASSEMBLY Index 5961-00-287-7310 SEMICONDUCTOR DEVICE,THYRISTOR

National Stock Number:
5985-00-287-7309

Federal Supply Class:
5985

National Item Identification Number:
002877309

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:
372299899NARDA HOLDINGS, INC.


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 LENGTH6.719 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH2.844 INCHES NOMINAL
COAXIAL CONNECTOR SERIES DESIGNATIONN
FREQUENCY RANGE950.000 MEGAHERTZ MINIMUM AND 1.250 GIGAHERTZ MAXIMUM
IMPEDANCE RATING IN OHMS50.0 INPUT-OUTPUT
INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS5.0
MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER0.164 INCHES
MOUNTING FACILITY PATTERNFOUR POSITION RECTANGULAR
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
MOUNTING FACILITY TYPE AND QUANTITY4 THREADED HOLE(S)
MOUNTING THREAD QUANTITY32 PER INCH
OVERALL ATTENUATION ACCURACY IN DECIBELS-1.00 TO 1.00
OVERALL ATTENUATION RANGE IN DECIBELS+5.0 TO 90.0
OVERALL HEIGHT3.312 INCHES NOMINAL
OVERALL LENGTH8.688 INCHES NOMINAL
OVERALL WIDTH1.969 INCHES NOMINAL
POWER RATING200.0 WATTS AVERAGE AND 2.0 KILOWATTS PEAK
SCALE DIVISION QUANTITY90
SCALE LINEARITYLINEAR
TERMINAL TYPE AND QUANTITY2 CONNECTOR, COAXIAL, FEMALE
VOLTAGE STANDING WAVE RATIO1.75


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