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 |
|---|---|---|
| ABKW | OVERALL HEIGHT | 1.610 INCHES MINIMUM AND 1.650 INCHES MAXIMUM |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE |
| ASYD | OVERALL ATTENUATION RANGE IN DECIBELS | +0.0/+20.0 |
| AAQL | BODY STYLE | WAVEGUIDE TYPE |
| ASYC | INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 0.5 |
| AKPT | WAVEGUIDE FLANGE TYPE | COVER |
| AHTW | VOLTAGE STANDING WAVE RATIO | 1.15 |
| BQNR | OVERALL ATTENUATION ACCURACY IN DECIBELS | -0.20/+0.20 |
| BNGR | FREQUENCY RANGE | 12.400 GIGAHERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM |
| ABHP | OVERALL LENGTH | 1.980 INCHES MINIMUM AND 2.020 INCHES MAXIMUM |
| CQTQ | ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 KNOB |
| TTQY | TERMINAL TYPE AND QUANTITY | 2 FLANGE |
| AJDB | POWER RATING | 1.0 WATTS AVERAGE |
| AKSA | WAVEGUIDE FLANGE DESIGNATION | UG-419/U |
| ASYP | WAVEGUIDE DESIGNATION | RG-91/U |
| ASYF | ATTENUATION VARIATION METHOD | CONTINUOUS |
| AAFS | APPLICATION DESIGN | WAVEGUIDE |
| AAFZ | BODY MATERIAL | BRASS |
| ABMK | OVERALL WIDTH | 1.610 INCHES MINIMUM AND 1.650 INCHES MAXIMUM |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | 0.144 INCHES MINIMUM |