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 |
|---|---|
| 03640 | LOCKHEED MARTIN CORPORATION DBA LOCK |
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 |
|---|---|---|
| ABMK | OVERALL WIDTH | 3.156 INCHES NOMINAL |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 4 TERMINAL W/MOUNTING HOLES |
| AAQL | BODY STYLE | WAVEGUIDE TYPE |
| ABKR | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 1.218 INCHES NOMINAL |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | 0.156 INCHES NOMINAL |
| BNGR | FREQUENCY RANGE | 8.200 GIGAHERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM |
| TTQY | TERMINAL TYPE AND QUANTITY | 2 FLANGE |
| CQTQ | ADJUSTMENT DEVICE TYPE AND QUANTITY | 2 PUSHBUTTON |
| ASYD | OVERALL ATTENUATION RANGE IN DECIBELS | +0.5/+20.0 |
| ASYF | ATTENUATION VARIATION METHOD | CONTINUOUS |
| ABKW | OVERALL HEIGHT | 1.625 INCHES NOMINAL |
| AJDB | POWER RATING | 500.0 MILLIWATTS AVERAGE |
| CQYJ | MOUNTING FACILITY PATTERN | FOUR POSITION RECTANGULAR |
| ABKQ | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 1.290 INCHES NOMINAL |
| AAFS | APPLICATION DESIGN | WAVEGUIDE |
| ABHP | OVERALL LENGTH | 3.250 INCHES NOMINAL |