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 |
|---|---|
| 80063 | US ARMY COMMUNICATIONS & ELECTRONICS |
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 |
|---|---|---|
| AKSA | WAVEGUIDE FLANGE DESIGNATION | UG-137/BU |
| AFGA | OPERATING TEMP RANGE | -25.0/+150.0 DEG FAHRENHEIT |
| AKPT | WAVEGUIDE FLANGE TYPE | CHOKE |
| ABKW | OVERALL HEIGHT | 4.000 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 3.880 INCHES NOMINAL |
| AAQL | BODY STYLE | WAVEGUIDE TYPE |
| ASYC | INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 0.5 |
| BNGR | FREQUENCY RANGE | 7.900 GIGAHERTZ MINIMUM AND 8.400 GIGAHERTZ MAXIMUM |
| TTQY | TERMINAL TYPE AND QUANTITY | 2 FLANGE |
| AKEJ | MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR | UNC |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 2 THREADED HOLE |
| ASYD | OVERALL ATTENUATION RANGE IN DECIBELS | +0.0/+40.0 |
| ASYF | ATTENUATION VARIATION METHOD | CONTINUOUS |
| AHTW | VOLTAGE STANDING WAVE RATIO | 1.25 |
| AJDB | POWER RATING | 3.0 WATTS AVERAGE |
| CQTQ | ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 MOTOR |
| CQYJ | MOUNTING FACILITY PATTERN | FOUR POSITION RECTANGULAR |
| CGGK | MOUNTING THREAD QUANTITY | 32 PER INCH |
| AAFS | APPLICATION DESIGN | WAVEGUIDE |
| ABHP | OVERALL LENGTH | 6.500 INCHES NOMINAL |
| CRYY | MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER | 0.164 INCHES |