NSN 5985-01-268-7908
Part Details | VARIABLE ATTENUATOR
5985-01-268-7908 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).
Alternate Parts: ASMP2511K, ASMP-25-11K, 1310AS2976, 5985-01-268-7908, 01-268-7908, 5985012687908, 012687908
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | DEC 07, 1987 | 01-268-7908 | 00838 ( ATTENUATOR, VARIABLE ) |
REFERENCE DRAWINGS & PICTURES
COAXIAL TYPE
Cross Reference | NSN 5985-01-268-7908
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| ASMP-25-11K | 12457 | MERRIMAC INDUSTRIES, INC. |
| 1310AS2976 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT |
Technical Data | NSN 5985-01-268-7908
| Characteristic | Specifications |
|---|---|
| APPLICATION DESIGN | TRANSMISSION LINE |
| FREQUENCY RANGE | 7.000 GIGAHERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM |
| IMPEDANCE RATING IN OHMS | 50.0 INPUT |
| VOLTAGE STANDING WAVE RATIO | 1.50 |
| POWER RATING | 5.0 WATTS AVERAGE |
| INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 0.7 |
| OVERALL ATTENUATION RANGE IN DECIBELS | P0.0/P20.0 |
| ATTENUATION VARIATION METHOD | CONTINUOUS |
| BODY STYLE | COAXIAL TYPE |
| OVERALL LENGTH | 2.570 INCHES MAXIMUM |
| OVERALL HEIGHT | 2.810 INCHES NOMINAL |
| OVERALL WIDTH | 0.530 INCHES MAXIMUM |
| ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 SHAFT |
| SHAFT TYPE | ROUND, SLOTTED |
| SHAFT DIAMETER | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| SHAFT LENGTH | 0.825 INCHES MINIMUM AND 0.915 INCHES MAXIMUM |
| TERMINAL TYPE AND QUANTITY | 2 CONNECTOR, COAXIAL, FEMALE |
| COAXIAL CONNECTOR SERIES DESIGNATION | SMA |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 THREADED HOLE |
| MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR | UNC |
| MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER | 0.086 INCHES |
| MOUNTING THREAD QUANTITY | 56 PER INCH |
| MOUNTING FACILITY PATTERN | FOUR POSITION RECTANGULAR |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 1.585 INCHES MINIMUM AND 1.615 INCHES MAXIMUM |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 1.585 INCHES MINIMUM AND 1.615 INCHES MAXIMUM |
| BODY MATERIAL | ALUMINUM ALLOY |
| END ITEM IDENTIFICATION | COUNTERMEASURES SET,AN/ALQ-170 |