Part Details | VARIABLE ATTENUATOR
5985-01-039-8439 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: 50V100W, 50V100028, 50V100-028, MDC2017SA64, MDC2017SA-64, 142C711H01, 50V100028, 50V100-028, 5985-01-039-8439, 01-039-8439, 5985010398439, 010398439
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | APR 26, 1977 | 01-039-8439 | 00838 ( ATTENUATOR, VARIABLE ) |
REFERENCE DRAWINGS & PICTURES
COAXIAL TYPE
Cross Reference | NSN 5985-01-039-8439
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 50V100W | 52750 | ALAN INDUSTRIES INC |
| 50V100-028 | 52750 | ALAN INDUSTRIES INC |
| MDC2017SA-64 | 52335 | DAL-TECH DEVICES, INC.DBA MICROWAVE DISTRIBUTORS COMPANY |
| 142C711H01 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN SYSTEMS |
| 50V100-028 | 74201 | RACON CORP |
Technical Data | NSN 5985-01-039-8439
| Characteristic | Specifications |
|---|---|
| APPLICATION DESIGN | TRANSMISSION LINE |
| FREQUENCY RANGE | 1250.000 MEGAHERTZ MINIMUM AND 1350.000 MEGAHERTZ MAXIMUM |
| VOLTAGE STANDING WAVE RATIO | B1.20$$B1.00 |
| POWER RATING | 0.5 WATTS AVERAGE |
| INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 0.4 |
| OVERALL ATTENUATION RANGE IN DECIBELS | P0.0/P100.0 |
| OVERALL ATTENUATION ACCURACY IN DECIBELS | M0.80/P0.80 |
| ATTENUATION VARIATION METHOD | STEPPED |
| STEP POSITION QUANTITY | 10 |
| ATTENUATION PER STEP IN DECIBELS | 10.0 |
| BODY STYLE | COAXIAL TYPE |
| OVERALL LENGTH | 3.810 INCHES NOMINAL |
| OVERALL HEIGHT | 2.200 INCHES NOMINAL |
| OVERALL WIDTH | 1.880 INCHES NOMINAL |
| ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 SHAFT |
| SHAFT TYPE | ROUND |
| SHAFT DIAMETER | 0.250 INCHES NOMINAL |
| SHAFT LENGTH | 0.750 INCHES NOMINAL |
| TERMINAL TYPE AND QUANTITY | 2 CONNECTOR, COAXIAL, FEMALE |
| COAXIAL CONNECTOR SERIES DESIGNATION | SMA |
| OPERATING TEMP RANGE | -20.0 TO +125.0 DEG CELSIUS |