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 |
|---|---|
| 25512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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 | 1.000 INCHES NOMINAL |
| ABXF | SHAFT LENGTH | 1.000 INCHES NOMINAL |
| BNGR | FREQUENCY RANGE | 20.000 HERTZ MINIMUM AND 20.000 KILOHERTZ MAXIMUM |
| ASYD | OVERALL ATTENUATION RANGE IN DECIBELS | +0.0/+60.0 |
| AAFS | APPLICATION DESIGN | AUDIO |
| AAQL | BODY STYLE | CYLINDRICAL W/REAR TERMINALS |
| TTQY | TERMINAL TYPE AND QUANTITY | 4 WIRE LEAD |
| ADAV | OVERALL DIAMETER | 2.500 INCHES NOMINAL |
| CTGG | IMPEDANCE RATING IN OHMS | 12.5 INPUT |
| ADAQ | BODY LENGTH | 1.375 INCHES NOMINAL |
| AEBZ | SCHEMATIC DIAGRAM DESIGNATOR | C |
| ASYF | ATTENUATION VARIATION METHOD | CONTINUOUS |
| CRSJ | SHAFT TYPE | ROUND |
| ABHP | OVERALL LENGTH | 2.375 INCHES NOMINAL |
| CQTQ | ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 SHAFT |
| ABWV | SHAFT DIAMETER | 0.250 INCHES NOMINAL |