5985-00-239-0196 COUPLER,DIRECTIONAL Index 3020-00-239-0200 GEAR,SPUR

National Stock Number:
5985-00-239-0197

Federal Supply Class:
5985

National Item Identification Number:
002390197

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:
155-A1800929MICROLAB/FXR LLC
2185773-249671LOCKHEED MARTIN CORP LOCKHEED MARTIN INFORMATION SYSTEMS AUTOMATED SPARES
31-H-100100443WAVELINE INC
B-8073-217250MCS CORPORATION
B9003-217250MCS CORPORATION


Techincal Specification:
ADJUSTMENT DEVICE TYPE AND QUANTITY1 KNOB
APPLICATION DESIGNWAVEGUIDE
ATTENUATION VARIATION METHODCONTINUOUS
BODY STYLEWAVEGUIDE TYPE
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO HEIGHT1.340 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH1.280 INCHES NOMINAL
FREQUENCY RANGE7.000 GIGAHERTZ MINIMUM AND 11.000 GIGAHERTZ MAXIMUM
INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS0.5
OVERALL ATTENUATION ACCURACY IN DECIBELS-1.00 TO 1.00
OVERALL ATTENUATION RANGE IN DECIBELS+0.0 TO 20.0
OVERALL HEIGHT2.343 INCHES NOMINAL
OVERALL LENGTH6.000 INCHES NOMINAL
OVERALL WIDTH1.687 INCHES MAXIMUM
MOUNTING FACILITY TYPE AND QUANTITY2 TERMINAL W/MOUNTING HOLES AND 8 UNTHREADED HOLE
MOUNTING FACILITY PATTERNFOUR POSITION RECTANGULAR
POWER RATING1.0 WATTS AVERAGE
VOLTAGE STANDING WAVE RATIO1.15
WAVEGUIDE FLANGE DESIGNATIONUG-1493/U AND UG-1494/U
TERMINAL TYPE AND QUANTITY2 FLANGE
UNTHREADED MOUNTING HOLE DIAMETER0.169 INCHES NOMINAL


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