5985-00-230-5164 ATTENUATOR,VARIABLE Index 5945-00-230-5170 ARMATURE,RELAY

National Stock Number:
5985-00-230-5166

Federal Supply Class:
5985

National Item Identification Number:
002305166

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:
3332A28057SHALLCO, INC
3332A58880MEGGITT (NEW HAMPSHIRE), INC
B2235-6A58880MEGGITT (NEW HAMPSHIRE), INC
D901172217TELEPHONE COMPANY OF AMERICA INCORPORATED
SCC9951880063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
ADJUSTMENT DEVICE TYPE AND QUANTITY1 SHAFT
APPLICATION DESIGNAUDIO
ATTENUATION PER STEP IN DECIBELS10.0
ATTENUATION VARIATION METHODSTEPPED
BODY LENGTH3.000 INCHES MAXIMUM
BODY STYLECYLINDRICAL W/REAR TERMINALS
DISTANCE BETWEEN MOUNTING FACILITY CENTERS1.500 INCHES NOMINAL
FREQUENCY RANGE200.000 HERTZ MINIMUM AND 35.000 KILOHERTZ MAXIMUM
IMPEDANCE RATING IN OHMS600.0 INPUT-OUTPUT
OVERALL ATTENUATION ACCURACY IN DECIBELS-0.35 TO 0.35
OVERALL ATTENUATION RANGE IN DECIBELS+0.0 TO 70.0
OVERALL DIAMETER2.781 INCHES MAXIMUM
OVERALL LENGTH3.938 INCHES MAXIMUM
MOUNTING FACILITY TYPE AND QUANTITY2 THREADED HOLE
MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER0.164 INCHES
MOUNTING FACILITY PATTERNTWO POSITION IN-LINE
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATORUNC
MOUNTING THREAD QUANTITY32 PER INCH
POWER RATING2.0 WATTS AVERAGE
SCHEMATIC DIAGRAM DESIGNATORBALANCED "H"
SHAFT DIAMETER0.250 INCHES NOMINAL
SHAFT LENGTH0.938 INCHES NOMINAL
SHAFT TYPEROUND
STEP POSITION QUANTITY7
TERMINAL TYPE AND QUANTITY3 TAB, SOLDER LUG


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