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 |
|---|---|
| 18876 | U S ARMY AVIATION AND MISSILE COMMAN |
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 |
|---|---|---|
| CTGG | IMPEDANCE RATING IN OHMS | 90.0 INPUT-OUTPUT |
| AEJN | DISTANCE BETWEEN MOUNTING FACILITY CENTERS | 5.625 INCHES NOMINAL |
| CRYY | MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER | 0.190 INCHES |
| BNGR | FREQUENCY RANGE | 0.000 HERTZ MINIMUM AND 225.000 MEGAHERTZ MAXIMUM |
| CQTQ | ADJUSTMENT DEVICE TYPE AND QUANTITY | 4 PUSHBUTTON |
| ADAQ | BODY LENGTH | 6.000 INCHES NOMINAL |
| TTQY | TERMINAL TYPE AND QUANTITY | 2 CONNECTOR, COAXIAL, FEMALE |
| AAQL | BODY STYLE | COAXIAL TYPE |
| ASYD | OVERALL ATTENUATION RANGE IN DECIBELS | +1.0/+8.0 |
| AAFS | APPLICATION DESIGN | TRANSMISSION LINE |
| AHUC | COAXIAL CONNECTOR SERIES DESIGNATION | N |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 2 THREADED HOLE |
| AKEJ | MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR | UNF |
| BQNR | OVERALL ATTENUATION ACCURACY IN DECIBELS | -0.07/+0.07 |
| CQYJ | MOUNTING FACILITY PATTERN | TWO POSITION IN-LINE |
| AJDB | POWER RATING | 250.0 MILLIWATTS AVERAGE |
| ASYG | STEP POSITION QUANTITY | 4 |
| ASYF | ATTENUATION VARIATION METHOD | STEPPED |
| CGGK | MOUNTING THREAD QUANTITY | 32 PER INCH |
| ABKW | OVERALL HEIGHT | 1.156 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 3.531 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 7.156 INCHES NOMINAL |
| ASYH | ATTENUATION PER STEP IN DECIBELS | 1.0 AND 2.0 AND 4.0 |