5985-01-300-8296 SWITCH,RADIO FREQUENCY TRANSMISS Index 5935-01-300-8298 HEAD,JACKSCREW

National Stock Number:
5985-01-300-8297

Federal Supply Class:
5985

National Item Identification Number:
013008297

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:
A3006759-180063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR
A310231209992ANTENNA & RADOME RESEARCH ASSOCIATES CORP
AR432809992ANTENNA & RADOME RESEARCH ASSOCIATES CORP
A310231280063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
ADJUSTMENT DEVICE TYPE AND QUANTITY2 KNOB W/DIAL
APPLICATION DESIGNTRANSMISSION LINE
ATTENUATION VARIATION METHODSTEPPED
ATTENUATION PER STEP IN DECIBELS8.0
BODY STYLECOAXIAL TYPE
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO HEIGHT3.500 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH7.500 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH3.500 INCHES NOMINAL
COAXIAL CONNECTOR SERIES DESIGNATIONN
DISTANCE BETWEEN MOUNTING FACILITY CENTERS7.500 INCHES NOMINAL
FREQUENCY RANGE420.000 MEGAHERTZ MINIMUM AND 450.000 MEGAHERTZ MAXIMUM
IMPEDANCE RATING IN OHMS50.0 INPUT-OUTPUT
INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS1.0
OVERALL ATTENUATION ACCURACY IN DECIBELS-1.00 TO 1.00
OVERALL ATTENUATION RANGE IN DECIBELS+40.0 TO 80.0
OVERALL HEIGHT5.062 INCHES NOMINAL
OVERALL LENGTH4.062 INCHES NOMINAL
OVERALL WIDTH8.626 INCHES NOMINAL
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE
POWER RATING5.0 WATTS AVERAGE AND 100.0 WATTS PEAK
STEP POSITION QUANTITY6
VOLTAGE STANDING WAVE RATIO1.50
TERMINAL TYPE AND QUANTITY2 CONNECTOR, COAXIAL, FEMALE
UNTHREADED MOUNTING HOLE DIAMETER0.218 INCHES MINIMUM AND 0.224 INCHES MAXIMUM


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