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 |
|---|---|
| 00443 | WAVELINE INCORPORATED |
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 |
|---|---|---|
| CRSJ | SHAFT TYPE | ROUND, FLATTED |
| CRSJ | SHAFT TYPE | ROUND, FLATTED |
| AKSA | WAVEGUIDE FLANGE DESIGNATION | UG-137B/U |
| ABHP | OVERALL LENGTH | 5.885 INCHES MINIMUM AND 5.915 INCHES MAXIMUM |
| ABXF | SHAFT LENGTH | 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM |
| AAQL | BODY STYLE | WAVEGUIDE TYPE |
| ABKQ | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 3.995 INCHES MINIMUM AND 4.005 INCHES MAXIMUM |
| 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 |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 4 THREADED HOLE |
| ASYD | OVERALL ATTENUATION RANGE IN DECIBELS | +0.0/+35.0 |
| AFGA | OPERATING TEMP RANGE | +45.0/+120.0 DEG FAHRENHEIT |
| AKEJ | MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR | UNC |
| AJDB | POWER RATING | 1.0 WATTS PEAK |
| ABKR | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| ZZZV | FSC APPLICATION DATA | MICROWAVE EQUIPMENT |
| ASYF | ATTENUATION VARIATION METHOD | CONTINUOUS |
| AHTW | VOLTAGE STANDING WAVE RATIO | 1.10 |
| CRYY | MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER | 0.138 INCHES |
| CQYJ | MOUNTING FACILITY PATTERN | FOUR POSITION RECTANGULAR |
| CGGK | MOUNTING THREAD QUANTITY | 32 PER INCH |
| BQNR | OVERALL ATTENUATION ACCURACY IN DECIBELS | -0.10/+0.10 |
| CQTQ | ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 SHAFT |
| AAFS | APPLICATION DESIGN | WAVEGUIDE |