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 |
|---|---|
| 09992 | ARRA INC |
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 | 6.937 INCHES NOMINAL |
| CGGK | MOUNTING THREAD QUANTITY | 40 PER INCH |
| CRSJ | SHAFT TYPE | ROUND, FLATTED |
| CTGG | IMPEDANCE RATING IN OHMS | 50.0 INPUT-OUTPUT |
| ABKQ | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 5.625 INCHES NOMINAL |
| ABNC | FLAT HEIGHT | 0.200 INCHES NOMINAL |
| ABNB | FIRST FLAT LENGTH | 0.219 INCHES NOMINAL |
| ASYC | INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 0.5 |
| AFGA | OPERATING TEMP RANGE | +0.0/+55.0 DEG CELSIUS |
| ABKR | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 3.625 INCHES NOMINAL |
| AAQL | BODY STYLE | COAXIAL TYPE |
| FEAT | SPECIAL FEATURES | ATTENUATION VARIED BY PUSH-PULL SHAFT MOTION |
| ABMK | OVERALL WIDTH | 1.250 INCHES MAXIMUM |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 4 THREADED HOLE |
| ABWV | SHAFT DIAMETER | 0.249 INCHES MAXIMUM |
| AAFS | APPLICATION DESIGN | TRANSMISSION LINE |
| CRYY | MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER | 0.112 INCHES |
| AKEJ | MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR | UNC |
| AHUC | COAXIAL CONNECTOR SERIES DESIGNATION | N |
| TTQY | TERMINAL TYPE AND QUANTITY | 2 CONNECTOR, COAXIAL, MALE |
| AJDB | POWER RATING | 50.0 WATTS AVERAGE AND 8.0 KILOWATTS PEAK |
| ASYD | OVERALL ATTENUATION RANGE IN DECIBELS | +0.0/+40.0 |
| ASYF | ATTENUATION VARIATION METHOD | CONTINUOUS |
| ABKW | OVERALL HEIGHT | 6.035 INCHES NOMINAL |
| BNGR | FREQUENCY RANGE | 925.000 MEGAHERTZ MINIMUM AND 1.225 GIGAHERTZ MAXIMUM |
| CQYJ | MOUNTING FACILITY PATTERN | FOUR POSITION RECTANGULAR |
| ABXF | SHAFT LENGTH | 1.410 INCHES NOMINAL |
| CQTQ | ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 SHAFT |
| AHTW | VOLTAGE STANDING WAVE RATIO | 1.50 |