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 |
|---|---|
| 99899 | L-3 COMMUNICATIONS CORPORATION DBA N |
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 |
|---|---|---|
| AKPT | WAVEGUIDE FLANGE TYPE | CHOKE |
| AAQL | BODY STYLE | WAVEGUIDE TYPE |
| ASYC | INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 0.5 |
| ABKW | OVERALL HEIGHT | 2.984 INCHES MINIMUM AND 3.016 INCHES MAXIMUM |
| AHTW | VOLTAGE STANDING WAVE RATIO | 1.15 |
| ABHP | OVERALL LENGTH | 5.984 INCHES MINIMUM AND 6.016 INCHES MAXIMUM |
| CQTQ | ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 KNOB |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 6 FLANGE W/MOUNTING HOLE |
| ABMK | OVERALL WIDTH | 3.688 INCHES NOMINAL |
| TTQY | TERMINAL TYPE AND QUANTITY | 2 FLANGE |
| AKSA | WAVEGUIDE FLANGE DESIGNATION | UG40A/U |
| AKEJ | MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR | UNC |
| AJDB | POWER RATING | 1.0 WATTS AVERAGE |
| ASYF | ATTENUATION VARIATION METHOD | CONTINUOUS |
| CRYY | MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER | 0.138 INCHES |
| CGGK | MOUNTING THREAD QUANTITY | 32 PER INCH |
| ABWF | SCALE LINEARITY | LINEAR |
| AAFS | APPLICATION DESIGN | WAVEGUIDE |
| ZZZV | FSC APPLICATION DATA | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |