NSN 5985-01-277-0781
Part Details | VARIABLE ATTENUATOR
5985-01-277-0781 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: 4344551, 434455-1, D1951, 5985-01-277-0781, 01-277-0781, 5985012770781, 012770781
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | APR 17, 1988 | 01-277-0781 | 00838 ( ATTENUATOR, VARIABLE ) |
REFERENCE DRAWINGS & PICTURES
COAXIAL TYPE
Cross Reference | NSN 5985-01-277-0781
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 434455-1 | 00752 | EDO LLCDIV ANTENNA PRODUCTS |
| D1951 | 11332 | GENERAL MICROWAVE CORPORATION |
Technical Data | NSN 5985-01-277-0781
| Characteristic | Specifications |
|---|---|
| APPLICATION DESIGN | TRANSMISSION LINE |
| FREQUENCY RANGE | 1.000 GIGAHERTZ MINIMUM AND 2.000 GIGAHERTZ MAXIMUM |
| IMPEDANCE RATING IN OHMS | 50.0 INPUT-OUTPUT |
| VOLTAGE STANDING WAVE RATIO | 1.50 |
| POWER RATING | 1.0 WATTS AVERAGE AND 25.0 WATTS PEAK |
| INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 1.6 |
| OVERALL ATTENUATION RANGE IN DECIBELS | P0.0/P60.0 |
| OVERALL ATTENUATION ACCURACY IN DECIBELS | M1.50/P1.50 |
| SEGMENT ATTENUATION RANGE IN DECIBELS | FP0.00/P30.00$$FP30.00/P50.00$$FP50.00/P60.00 |
| SEGMENT ATTENUATION ACCURACY IN DECIBELS | FM0.50/P0.50$$FM1.00/P1.00$$FM1.50/P1.50 |
| ATTENUATION VARIATION METHOD | STEPPED |
| STEP POSITION QUANTITY | 3 |
| ATTENUATION PER STEP IN DECIBELS | B0.5$$B1.0$$B1.5 |
| BODY STYLE | COAXIAL TYPE |
| OVERALL LENGTH | 3.360 INCHES NOMINAL |
| OVERALL HEIGHT | 0.500 INCHES NOMINAL |
| OVERALL WIDTH | 2.380 INCHES NOMINAL |
| ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 ELECTRONIC, VOLTAGE CONTROLLED |
| TERMINAL TYPE AND QUANTITY | 2 CONNECTOR, COAXIAL, FEMALE AND 4 PIN |
| COAXIAL CONNECTOR SERIES DESIGNATION | SMA |
| MOUNTING FACILITY TYPE AND QUANTITY | 2 UNTHREADED HOLE |
| MOUNTING FACILITY PATTERN | TWO POSITION IN-LINE |
| UNTHREADED MOUNTING HOLE DIAMETER | 0.130 INCHES NOMINAL |
| DISTANCE BETWEEN MOUNTING FACILITY CENTERS | 2.350 INCHES NOMINAL |
| FSC APPLICATION DATA | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |