NSN 5985-01-377-8645
Part Details | VARIABLE ATTENUATOR
5985-01-377-8645 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: 50MDA71186, 50MDA7-1186, 20000474P1, 20000474P1, 5985-01-377-8645, 01-377-8645, 5985013778645, 013778645
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | JUL 31, 1993 | 01-377-8645 | 00838 ( ATTENUATOR, VARIABLE ) |
REFERENCE DRAWINGS & PICTURES
COAXIAL TYPE
Cross Reference | NSN 5985-01-377-8645
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 50MDA7-1186 | 52750 | ALAN INDUSTRIES INC |
| 20000474P1 | 16331 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| 20000474P1 | 07076 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN SIMULATION |
Technical Data | NSN 5985-01-377-8645
| Characteristic | Specifications |
|---|---|
| APPLICATION DESIGN | TRANSMISSION LINE |
| FREQUENCY RANGE | 0.000 HERTZ MINIMUM AND 20.000 MEGAHERTZ MAXIMUM |
| VOLTAGE STANDING WAVE RATIO | 1.30 |
| POWER RATING | 0.5 WATTS AVERAGE |
| INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 0.5 |
| OVERALL ATTENUATION RANGE IN DECIBELS | P0.0/P7.0 |
| OVERALL ATTENUATION ACCURACY IN DECIBELS | M0.25/P0.25 |
| ATTENUATION ACCURACY REFERENCE FREQUENCY | 20.0 MEGAHERTZ |
| ATTENUATION VARIATION METHOD | STEPPED |
| STEP POSITION QUANTITY | 3 |
| ATTENUATION PER STEP IN DECIBELS | B1.0$$B2.0$$B4.0 |
| BODY STYLE | COAXIAL TYPE |
| OVERALL LENGTH | 2.870 INCHES NOMINAL |
| OVERALL HEIGHT | 1.000 INCHES NOMINAL |
| OVERALL WIDTH | 0.940 INCHES NOMINAL |
| ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 ELECTRONIC, PROGRAMMABLE |
| TERMINAL TYPE AND QUANTITY | 2 CONNECTOR, COAXIAL, FEMALE |
| COAXIAL CONNECTOR SERIES DESIGNATION | SMA |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE |
| MOUNTING FACILITY PATTERN | FOUR POSITION RECTANGULAR |
| UNTHREADED MOUNTING HOLE DIAMETER | 0.156 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 2.436 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 0.768 INCHES NOMINAL |
| SPECIAL FEATURES | 6 MSEC SWITCHING SPEED |
| OPERATING TEMP RANGE | -18.0 TO +45.0 DEG CELSIUS |