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 |
|---|---|
| 52750 | ALAN INDUSTRIES 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 |
|---|---|---|
| ABXF | SHAFT LENGTH | 0.562 INCHES NOMINAL |
| ABXF | SHAFT LENGTH | 0.562 INCHES NOMINAL |
| ASYC | INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 0.1 |
| ABWF | SCALE LINEARITY | NONLINEAR |
| ABMK | OVERALL WIDTH | 2.750 INCHES NOMINAL |
| AFGA | OPERATING TEMP RANGE | +0.0/+70.0 DEG CELSIUS |
| AHUC | COAXIAL CONNECTOR SERIES DESIGNATION | BNC |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 3 THREADED HOLE |
| TTQY | TERMINAL TYPE AND QUANTITY | 2 CONNECTOR, COAXIAL, FEMALE |
| ABKG | BOLT CIRCLE DIAMETER | 2.000 INCHES NOMINAL |
| AAQL | BODY STYLE | COAXIAL TYPE |
| BNGR | FREQUENCY RANGE | 0.000 MEGAHERTZ MINIMUM AND 100.000 MEGAHERTZ MAXIMUM |
| AAFS | APPLICATION DESIGN | TRANSMISSION LINE |
| AKEJ | MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR | UNC |
| CQYJ | MOUNTING FACILITY PATTERN | THREE POSITION CIRCULAR |
| ASYD | OVERALL ATTENUATION RANGE IN DECIBELS | +0.0/+9.7 |
| ASYF | ATTENUATION VARIATION METHOD | CONTINUOUS |
| ABWG | SCALE DIVISION QUANTITY | 12 |
| CRYY | MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER | 0.138 INCHES |
| CTGG | IMPEDANCE RATING IN OHMS | 75.0 INPUT-OUTPUT |
| AJDB | POWER RATING | 250.0 MILLIWATTS AVERAGE |
| AHTW | VOLTAGE STANDING WAVE RATIO | 1.05 |
| CRSJ | SHAFT TYPE | ROUND |
| ABHP | OVERALL LENGTH | 2.250 INCHES NOMINAL |
| CGGK | MOUNTING THREAD QUANTITY | 32 PER INCH |
| ABWV | SHAFT DIAMETER | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 3.750 INCHES MAXIMUM |
| BQNR | OVERALL ATTENUATION ACCURACY IN DECIBELS | -0.10/+0.10 |
| CQTQ | ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 SHAFT |