5930-00-034-0949 SWITCH,ROTARY Index 5985-00-034-0951 ATTENUATOR,VARIABLE

National Stock Number:
5985-00-034-0950

Federal Supply Class:
5985

National Item Identification Number:
000340950

Description:
ATTENUATOR,VARIABLE

Detail:
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).


Manufacturer Information:
6899-228057SHALLCO, INC
6899-258880MEGGITT (NEW HAMPSHIRE), INC
SMC42329949671LOCKHEED MARTIN CORP LOCKHEED MARTIN INFORMATION SYSTEMS AUTOMATED SPARES
SMC42329980063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
ADJUSTMENT DEVICE TYPE AND QUANTITY1 SHAFT
APPLICATION DESIGNAUDIO
ATTENUATION PER STEP IN DECIBELS2.0
ATTENUATION VARIATION METHODSTEPPED
BODY LENGTH2.000 INCHES NOMINAL
BODY STYLECYLINDRICAL W/REAR TERMINALS
BUSHING LENGTH0.375 INCHES NOMINAL
FIRST FLAT LENGTH0.312 INCHES NOMINAL
FLAT HEIGHT0.205 INCHES NOMINAL
FREQUENCY RANGE0.000 GIGAHERTZ MINIMUM AND 130.000 GIGAHERTZ MAXIMUM
IMPEDANCE RATING IN OHMS600.0 INPUT AND 11100.0 OUTPUT
OVERALL ATTENUATION ACCURACY IN DECIBELS-4.80 TO 4.80
OVERALL ATTENUATION RANGE IN DECIBELS+0.0 TO 24.0
OVERALL DIAMETER1.500 INCHES NOMINAL
OVERALL HEIGHT2.370 INCHES NOMINAL
OVERALL LENGTH3.500 INCHES NOMINAL
OVERALL WIDTH1.830 INCHES NOMINAL
MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER0.375 INCHES
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATORUNEF
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED BUSHING
MOUNTING THREAD QUANTITY32 PER INCH
OPERATING TEMP RANGE-20.0 TO 160.0 FAHRENHEIT
SCHEMATIC DIAGRAM DESIGNATORUNBALANCED "PI"
SHAFT DIAMETER0.250 INCHES NOMINAL
SHAFT TYPEROUND, FLATTED
SHAFT LENGTH0.870 INCHES NOMINAL
STEP POSITION QUANTITY25
TERMINAL TYPE AND QUANTITY3 TAB, SOLDER LUG


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