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 |
|---|---|
| 49671 | LOCKHEED MARTIN CORP LOCKHEED MARTIN |
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 |
|---|---|---|
| BQNR | OVERALL ATTENUATION ACCURACY IN DECIBELS | -4.80/+4.80 |
| BQNR | OVERALL ATTENUATION ACCURACY IN DECIBELS | -4.80/+4.80 |
| CRSJ | SHAFT TYPE | ROUND, FLATTED |
| ABKW | OVERALL HEIGHT | 2.370 INCHES NOMINAL |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 1 THREADED BUSHING |
| ABXF | SHAFT LENGTH | 0.870 INCHES NOMINAL |
| AAFS | APPLICATION DESIGN | AUDIO |
| CRYY | MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER | 0.375 INCHES |
| AAQL | BODY STYLE | CYLINDRICAL W/REAR TERMINALS |
| ADAQ | BODY LENGTH | 2.000 INCHES NOMINAL |
| ADAV | OVERALL DIAMETER | 1.500 INCHES NOMINAL |
| ASYD | OVERALL ATTENUATION RANGE IN DECIBELS | +0.0/+24.0 |
| ABHP | OVERALL LENGTH | 3.500 INCHES NOMINAL |
| ASYH | ATTENUATION PER STEP IN DECIBELS | 2.0 |
| BNGR | FREQUENCY RANGE | 0.000 GIGAHERTZ MINIMUM AND 130.000 GIGAHERTZ MAXIMUM |
| ABMK | OVERALL WIDTH | 1.830 INCHES NOMINAL |
| AFGA | OPERATING TEMP RANGE | -20.0/+160.0 DEG FAHRENHEIT |
| TTQY | TERMINAL TYPE AND QUANTITY | 3 TAB, SOLDER LUG |
| AKEJ | MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR | UNEF |
| ASYG | STEP POSITION QUANTITY | 25 |
| ABXD | BUSHING LENGTH | 0.375 INCHES NOMINAL |
| AEBZ | SCHEMATIC DIAGRAM DESIGNATOR | UNBALANCED "PI" "000340950 |
| ASYF | ATTENUATION VARIATION METHOD | STEPPED |
| CGGK | MOUNTING THREAD QUANTITY | 32 PER INCH |
| CQTQ | ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 SHAFT |
| ABNB | FIRST FLAT LENGTH | 0.312 INCHES NOMINAL |
| ABWV | SHAFT DIAMETER | 0.250 INCHES NOMINAL |
| ABNC | FLAT HEIGHT | 0.205 INCHES NOMINAL |