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 |
|---|---|---|
| ABHP | OVERALL LENGTH | 2.510 INCHES NOMINAL |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE |
| CTGG | IMPEDANCE RATING IN OHMS | 50.0 INPUT-OUTPUT |
| ASYD | OVERALL ATTENUATION RANGE IN DECIBELS | +0.0/+20.0 |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | 0.104 INCHES NOMINAL |
| ASYC | INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 0.5 |
| TTQY | TERMINAL TYPE AND QUANTITY | 2 CONNECTOR, COAXIAL, FEMALE |
| AAQL | BODY STYLE | COAXIAL TYPE |
| BNGR | FREQUENCY RANGE | 2.000 GIGAHERTZ MINIMUM AND 8.000 GIGAHERTZ MAXIMUM |
| ABKW | OVERALL HEIGHT | 2.500 INCHES NOMINAL |
| AJDB | POWER RATING | 2.0 WATTS AVERAGE |
| CQTQ | ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 KNOB W/DIAL |
| AAFS | APPLICATION DESIGN | TRANSMISSION LINE |
| TEST | TEST DATA DOCUMENT | 81349-MIL-A-24215 SPECIFICATION |
| AGAV | END ITEM IDENTIFICATION | AN/TRC-170 |
| AHUC | COAXIAL CONNECTOR SERIES DESIGNATION | SMA |
| ASYF | ATTENUATION VARIATION METHOD | CONTINUOUS |
| AEBW | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO HEIGHT | 0.844 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 1.000 INCHES NOMINAL |
| CQYJ | MOUNTING FACILITY PATTERN | FOUR POSITION RECTANGULAR |
| ZZZK | SPECIFICATION/STANDARD DATA | 81349-MIL-A-24215/9 GOVERNMENT SPECIFICATION |
| AHTW | VOLTAGE STANDING WAVE RATIO | 1.50 |
| ABKQ | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 0.656 INCHES NOMINAL |