NSN 5985-01-368-8640
Part Details | VARIABLE ATTENUATOR
5985-01-368-8640 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: DAB48, DA-B48, 1213640201, 1213640-201, 1213640201, 1213640-201, 5985-01-368-8640, 01-368-8640, 5985013688640, 013688640
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | DEC 11, 1992 | 01-368-8640 | 00838 ( ATTENUATOR, VARIABLE ) |
REFERENCE DRAWINGS & PICTURES
COAXIAL TYPE
Cross Reference | NSN 5985-01-368-8640
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| DA-B48 | 64537 | AEROFLEX CONTROL COMPONENTS, INC.DIV AEROFLEX CONTROL COMPONENTS |
| 1213640-201 | 56232 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| 1213640-201 | 03538 | LOCKHEED MARTIN CORPORATIONDIV RMS |
Technical Data | NSN 5985-01-368-8640
| Characteristic | Specifications |
|---|---|
| FREQUENCY RANGE | 2.700 GIGAHERTZ MINIMUM AND 3.000 GIGAHERTZ MAXIMUM |
| VOLTAGE STANDING WAVE RATIO | 1.40 |
| INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 6.5 |
| ATTENUATION ACCURACY REFERENCE FREQUENCY | 0.5 GIGAHERTZ |
| ATTENUATION VARIATION METHOD | STEPPED |
| BODY STYLE | COAXIAL TYPE |
| OVERALL LENGTH | 8.325 INCHES NOMINAL |
| OVERALL HEIGHT | 1.600 INCHES NOMINAL |
| OVERALL WIDTH | 3.360 INCHES NOMINAL |
| SPECIAL FEATURES | RF DIGITAL; POWER,+23 DBM MAX PEAK OR CW OPERATING,+27 DBM MAX PEAK 0R CW NON-DESTRUCT; ACCURACY,+/- 0.5 DB FOR ANY SETTING TO 63 DB AND +/- 0.7 DB ACCURACY FOR SETTING UP TO 103DB AT +25 DEG.C. +/- 0.6DB FOR SETTING UP TO 63DB AND +/- 0.8DB ACCURACY UP TO 103DB OVER OPERATING TEMP. RANGE; RFI SHIELDING; DIFFERENTIAL CONTROL DRIVE SIGNAL TWO STATE VOLTAGE (TTL) INPUT; SWITCHING RATE,DC TO 2000 PPS; BUILT-IN REGULATORS; OVERVOLT PROTECTION; DECOUPLING FILTERS; WT.,24 OUNCE MAX |
| BODY MATERIAL | ALUMINUM ALLOY |
| END ITEM IDENTIFICATION | NEXT GENERATION RADAR (NEXRAD) |