Part Details | VARIABLE ATTENUATOR
5985-00-147-9011 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: 3959791, 395979-1, 10090, 158B, P60118, P60-118, 10090, 5985-00-147-9011, 00-147-9011, 5985001479011, 001479011
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
59 | OCT 06, 1971 | 00-147-9011 | 00838 ( ATTENUATOR, VARIABLE ) |
REFERENCE DRAWINGS & PICTURES
WAVEGUIDE TYPE

Cross Reference | NSN 5985-00-147-9011
Part Number | Cage Code | Manufacturer |
---|---|---|
395979-1 | 00752 | EDO LLCDIV ANTENNA PRODUCTS |
10090 | 0C9D4 | HARRIS IT SERVICES CORPORATION |
158B | 0C9D4 | HARRIS IT SERVICES CORPORATION |
P60-118 | 06351 | MICROWAVE ENGINEERING CORPORATION |
10090 | 9N770 | TELEPHONICS CORP/PRD INSTRUMENTS |
Technical Data | NSN 5985-00-147-9011
Characteristic | Specifications |
---|---|
APPLICATION DESIGN | WAVEGUIDE |
FREQUENCY RANGE | 12.400 GIGAHERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM |
VOLTAGE STANDING WAVE RATIO | 1.50 |
POWER RATING | 0.5 WATTS AVERAGE |
INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 0.5 |
OVERALL ATTENUATION RANGE IN DECIBELS | P0.0/P40.0 |
ATTENUATION VARIATION METHOD | CONTINUOUS |
BODY STYLE | WAVEGUIDE TYPE |
OVERALL LENGTH | 3.875 INCHES NOMINAL |
OVERALL HEIGHT | 2.156 INCHES NOMINAL |
OVERALL WIDTH | 3.606 INCHES NOMINAL |
ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 KNOB |
TERMINAL TYPE AND QUANTITY | 2 FLANGE |
WAVEGUIDE FLANGE DESIGNATION | UG-541A/U |
MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE |
MOUNTING FACILITY PATTERN | FOUR POSITION RECTANGULAR |
UNTHREADED MOUNTING HOLE DIAMETER | 0.203 INCHES NOMINAL |
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 2.875 INCHES NOMINAL |
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 1.250 INCHES NOMINAL |
OPERATING TEMP RANGE | -54.0 TO +71.0 DEG CELSIUS |
WAVEGUIDE FLANGE TYPE | CHOKE |