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 |
|---|---|
| 81349 | MILITARY SPECIFICATIONS PROMULGATED |
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 | 50.0 INPUT-OUTPUT |
| ASYC | INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 0.25 |
| AHUC | COAXIAL CONNECTOR SERIES DESIGNATION | BNC |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 2 CONNECTOR |
| ASYH | ATTENUATION PER STEP IN DECIBELS | 1.0 |
| TTQY | TERMINAL TYPE AND QUANTITY | 2 CONNECTOR, COAXIAL, FEMALE |
| ASYG | STEP POSITION QUANTITY | 12 |
| ABKW | OVERALL HEIGHT | 2.560 INCHES MINIMUM AND 2.680 INCHES MAXIMUM |
| AAQL | BODY STYLE | COAXIAL TYPE |
| CQTQ | ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 KNOB |
| ABMK | OVERALL WIDTH | 5.940 INCHES MINIMUM AND 6.000 INCHES MAXIMUM |
| AAFS | APPLICATION DESIGN | TRANSMISSION LINE |
| TEST | TEST DATA DOCUMENT | 81349-MIL-A-24215 SPECIFICATION |
| AHTW | VOLTAGE STANDING WAVE RATIO | 1.30 AND 1.20 AND 1.50 |
| ASYD | OVERALL ATTENUATION RANGE IN DECIBELS | +0.0/+12.0 |
| AJDB | POWER RATING | 0.5 WATTS AVERAGE AND 350.0 WATTS PEAK |
| BNGR | FREQUENCY RANGE | 0.000 HERTZ MINIMUM AND 1.000 GIGAHERTZ MAXIMUM |
| ASYF | ATTENUATION VARIATION METHOD | STEPPED |
| ZZZK | SPECIFICATION/STANDARD DATA | 81349-MIL-A-24215/6 GOVERNMENT SPECIFICATION |
| ABHP | OVERALL LENGTH | 2.690 INCHES MINIMUM AND 2.810 INCHES MAXIMUM |