NSN 5985-00-842-7890
Part Details | VARIABLE ATTENUATOR
5985-00-842-7890 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: 461420M, 4614-20M, 7238512REVA, 723851-2REVA, 7238512REVA, 723851-2REVA, 5985-00-842-7890, 00-842-7890, 5985008427890, 008427890
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | JAN 01, 1963 | 00-842-7890 | 00838 ( ATTENUATOR, VARIABLE ) |
REFERENCE DRAWINGS & PICTURES
COAXIAL TYPE
Cross Reference | NSN 5985-00-842-7890
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 4614-20M | 09992 | ARRA INC |
| 723851-2REVA | 05869 | RAYTHEON COMPANYDBA RAYTHEON |
| 723851-2REVA | 82577 | RAYTHEON COMPANYDBA RAYTHEON |
Technical Data | NSN 5985-00-842-7890
| Characteristic | Specifications |
|---|---|
| APPLICATION DESIGN | TRANSMISSION LINE |
| FREQUENCY RANGE | 2.8000 GIGAHERTZ MINIMUM AND 3.200 GIGAHERTZ MAXIMUM |
| VOLTAGE STANDING WAVE RATIO | 1.60 |
| POWER RATING | 2.0 KILOWATTS AVERAGE |
| OVERALL ATTENUATION RANGE IN DECIBELS | P0.0/P20.0 |
| ATTENUATION VARIATION METHOD | CONTINUOUS |
| BODY STYLE | COAXIAL TYPE |
| OVERALL LENGTH | 4.440 INCHES NOMINAL |
| OVERALL WIDTH | 2.300 INCHES NOMINAL |
| ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 KNOB |
| TERMINAL TYPE AND QUANTITY | 2 CONNECTOR, COAXIAL, MALE |
| COAXIAL CONNECTOR SERIES DESIGNATION | N |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 THREADED HOLE |
| MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR | UNC |
| MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER | 0.138 INCHES |
| MOUNTING THREAD QUANTITY | 32 PER INCH |
| MOUNTING FACILITY PATTERN | FOUR POSITION RECTANGULAR |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 1.300 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 1.300 INCHES NOMINAL |
| PRECIOUS MATERIAL | SILVER |
| PRECIOUS MATERIAL AND LOCATION | CONNECTOR BODY SILVER |