NSN 5985-01-158-0055
Part Details | VARIABLE ATTENUATOR
5985-01-158-0055 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: 239537A, 2-3953-7A, 7290511, 729051-1, 5985-01-158-0055, 01-158-0055, 5985011580055, 011580055
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | JUL 14, 1983 | 01-158-0055 | 00838 ( ATTENUATOR, VARIABLE ) |
REFERENCE DRAWINGS & PICTURES
IRREGULAR
Cross Reference | NSN 5985-01-158-0055
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2-3953-7A | 09992 | ARRA INC |
| 729051-1 | 05869 | RAYTHEON COMPANYDBA RAYTHEON |
Technical Data | NSN 5985-01-158-0055
| Characteristic | Specifications |
|---|---|
| APPLICATION DESIGN | TRANSMISSION LINE |
| FREQUENCY RANGE | 0.960 GIGAHERTZ MINIMUM AND 1.215 GIGAHERTZ MAXIMUM |
| IMPEDANCE RATING IN OHMS | 50.0 INPUT-OUTPUT |
| VOLTAGE STANDING WAVE RATIO | 1.50 |
| POWER RATING | 10.0 WATTS AVERAGE AND 1.0 KILOWATTS PEAK |
| INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 3.3 |
| OVERALL ATTENUATION RANGE IN DECIBELS | P0.0/P7.0 |
| OVERALL ATTENUATION ACCURACY IN DECIBELS | M0.20/P0.20 |
| ATTENUATION VARIATION METHOD | CONTINUOUS |
| BODY STYLE | IRREGULAR |
| OVERALL LENGTH | 3.720 INCHES MINIMUM AND 3.840 INCHES MAXIMUM |
| OVERALL HEIGHT | 0.650 INCHES MINIMUM AND 0.770 INCHES MAXIMUM |
| OVERALL WIDTH | 3.380 INCHES MINIMUM AND 3.620 INCHES MAXIMUM |
| ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 SHAFT |
| SHAFT TYPE | ROUND, SLOTTED |
| SHAFT DIAMETER | 0.250 INCHES NOMINAL |
| SHAFT LENGTH | 0.440 INCHES MINIMUM AND 0.560 INCHES MAXIMUM |
| TERMINAL TYPE AND QUANTITY | 3 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 | 0.112 INCHES |
| MOUNTING THREAD QUANTITY | 40 PER INCH |
| MOUNTING FACILITY PATTERN | FOUR POSITION RECTANGULAR |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 2.485 INCHES MINIMUM AND 2.515 INCHES MAXIMUM |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 2.485 INCHES MINIMUM AND 2.515 INCHES MAXIMUM |