NSN 5985-01-300-8297
Part Details | VARIABLE ATTENUATOR
5985-01-300-8297 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: A3102312, AR4328, A3102312, A30067591, A3006759-1, 5985-01-300-8297, 01-300-8297, 5985013008297, 013008297
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | MAY 18, 1989 | 01-300-8297 | 00838 ( ATTENUATOR, VARIABLE ) |
REFERENCE DRAWINGS & PICTURES
COAXIAL TYPE
Cross Reference | NSN 5985-01-300-8297
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| A3102312 | 09992 | ARRA INC |
| AR4328 | 09992 | ARRA INC |
| A3102312 | 80063 | US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS |
| A3006759-1 | 80063 | US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS |
Technical Data | NSN 5985-01-300-8297
| Characteristic | Specifications |
|---|---|
| APPLICATION DESIGN | TRANSMISSION LINE |
| FREQUENCY RANGE | 420.000 MEGAHERTZ MINIMUM AND 450.000 MEGAHERTZ MAXIMUM |
| IMPEDANCE RATING IN OHMS | 50.0 INPUT-OUTPUT |
| VOLTAGE STANDING WAVE RATIO | 1.50 |
| POWER RATING | 5.0 WATTS AVERAGE AND 100.0 WATTS PEAK |
| INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 1.0 |
| OVERALL ATTENUATION RANGE IN DECIBELS | P40.0/P80.0 |
| OVERALL ATTENUATION ACCURACY IN DECIBELS | M1.00/P1.00 |
| ATTENUATION VARIATION METHOD | STEPPED |
| STEP POSITION QUANTITY | 6 |
| ATTENUATION PER STEP IN DECIBELS | 8.0 |
| BODY STYLE | COAXIAL TYPE |
| OVERALL LENGTH | 4.062 INCHES NOMINAL |
| OVERALL HEIGHT | 5.062 INCHES NOMINAL |
| OVERALL WIDTH | 8.626 INCHES NOMINAL |
| ADJUSTMENT DEVICE TYPE AND QUANTITY | 2 KNOB W/DIAL |
| TERMINAL TYPE AND QUANTITY | 2 CONNECTOR, COAXIAL, FEMALE |
| COAXIAL CONNECTOR SERIES DESIGNATION | N |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE |
| UNTHREADED MOUNTING HOLE DIAMETER | 0.218 INCHES MINIMUM AND 0.224 INCHES MAXIMUM |
| DISTANCE BETWEEN MOUNTING FACILITY CENTERS | 7.500 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 7.500 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 3.500 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO HEIGHT | 3.500 INCHES NOMINAL |