5961-01-398-8302 TRANSISTOR Index 6625-01-398-8304 METER,SPECIAL SCALE

National Stock Number:
5985-01-398-8303

Federal Supply Class:
5985

National Item Identification Number:
013988303

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:
1211513-20103538LOCKHEED MARTIN CORPORATION
1211513-20156232LOCKHEED MARTIN CORPORATION
AR4221-109992ANTENNA & RADOME RESEARCH ASSOCIATES CORP


Techincal Specification:
ADJUSTMENT DEVICE TYPE AND QUANTITY1 SHAFT
APPLICATION DESIGNTRANSMISSION LINE
ATTENUATION VARIATION METHODCONTINUOUS
BODY MATERIALALUMINUM
BODY STYLECOAXIAL TYPE
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH2.750 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO HEIGHT2.250 INCHES NOMINAL
COAXIAL CONNECTOR SERIES DESIGNATIONSMA
FREQUENCY RANGE2.700 GIGAHERTZ MINIMUM AND 2.900 GIGAHERTZ MAXIMUM
IMPEDANCE RATING IN OHMS50.0 INPUT-OUTPUT
INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS0.5
OVERALL LENGTH3.580 INCHES MINIMUM AND 3.940 INCHES MAXIMUM
OVERALL WIDTH1.000 INCHES MAXIMUM
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE(S)
MOUNTING FACILITY PATTERNFOUR POSITION RECTANGULAR
OPERATING TEMP RANGE-67.0 TO 125.0 CELSIUS
OVERALL ATTENUATION ACCURACY IN DECIBELS-2.00 TO 2.00
OVERALL ATTENUATION RANGE IN DECIBELS+0.0 TO 20.0
OVERALL HEIGHT2.880 INCHES MINIMUM AND 3.120 INCHES MAXIMUM
POWER RATING50.0 WATTS AVERAGE AND 8.0 KILOWATTS PEAK
SHAFT TYPEROUND, SLOTTED
TERMINAL TYPE AND QUANTITY2 CONNECTOR, COAXIAL, FEMALE
UNTHREADED MOUNTING HOLE DIAMETER0.125 INCHES NOMINAL
VOLTAGE STANDING WAVE RATIO1.50


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