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Part Number

Part Number:
NSN:
NIIN:
Item Name:
ATTENUATOR , VARIABLE

Definition:

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).

CAGE Information

Code Company
19200 U S ARMY ARMAMENT RESEARCH & DEVELOP

Federal Supply Class

Title

ANTENNAS, WAVEGUIDES, AND RELATE

Inclusions:

INCLUDES AERIALS; MASTS; TOWER EQUIPMENT; ATTENUATORS; COUPLERS; TRANSMISSION LINES.

Exclusions:

EXCLUDES TOWER STRUCTURES.

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AJDB POWER RATING 10.0 WATTS AVERAGE
ABMK OVERALL WIDTH 5.360 INCHES NOMINAL
CRYY MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER 0.250 INCHES
ASYD OVERALL ATTENUATION RANGE IN DECIBELS +0.0/+60.0
AAQL BODY STYLE WAVEGUIDE TYPE
ABKW OVERALL HEIGHT 6.530 INCHES NOMINAL
ABKQ CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH 4.750 INCHES NOMINAL
AKPT WAVEGUIDE FLANGE TYPE COVER
AHTW VOLTAGE STANDING WAVE RATIO 1.15
ABKR CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH 2.380 INCHES NOMINAL
BNGR FREQUENCY RANGE 8.200 GIGAHERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM
CQTQ ADJUSTMENT DEVICE TYPE AND QUANTITY 1 KNOB
ASYC INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS 1.0
TTQY TERMINAL TYPE AND QUANTITY 2 FLANGE
AXHR MOUNTING FACILITY TYPE AND QUANTITY 4 THREADED HOLE
AKEJ MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR UNC
ASYF ATTENUATION VARIATION METHOD CONTINUOUS
CGGK MOUNTING THREAD QUANTITY 20 PER INCH
CQYJ MOUNTING FACILITY PATTERN FOUR POSITION RECTANGULAR
AAFZ BODY MATERIAL ALUMINUM
AKSA WAVEGUIDE FLANGE DESIGNATION UG-135/U
ABHP OVERALL LENGTH 8.750 INCHES NOMINAL
AAFS APPLICATION DESIGN WAVEGUIDE

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