7641-01-505-2174 AERONAUTICAL GEOSPATIAL PRODUCTS Index 5998-01-505-2176 CIRCUIT CARD ASSEMBLY

National Stock Number:
7025-01-505-2175

Federal Supply Class:
7025

National Item Identification Number:
015052175

Description:
TRACKBALL,DATA ENTRY

Detail:
A DEVICE WHICH INCLUDES A SPHERE MOUNTED IN A SMALL OPEN-TOPPED BOX. THE SPHERE IS HAND-OPERATED BY ROTATING IT IN A BACKWARD, A FORWARD, OR A SIDEWAY DIRECTION WHILE MAINTAINING THE DEVICE IN A FIXED LOCATION. THE MOVEMENT OF THE SPHERE GENERATES A SIGNAL WHICH MAY BE USED TO MOVE A CURSOR AND/OR TRACKING SYMBOL ON THE FACE OF A DISPLAY, SUCH AS A CATHODE RAY TUBE; TO INPUT DATA INTO AN ELECTRONIC SYSTEM; AND/OR TO CONTROL THE OPERATION OF A SYSTEM. IT MAY OR MAY NOT INCLUDE ADDITIONAL INPUT DEVICES, SUCH AS SWITCHES OR VARIABLE RESISTORS.


Manufacturer Information:
642270T8K5KENSINGTON MICROWAVE LTD


Techincal Specification:
INTERFACE TYPEDIN
OVERALL HEIGHT3.600 INCHES NOMINAL
OVERALL LENGTH9.700 INCHES NOMINAL
SPECIAL FEATURESUNIQUE SCULPTED DESIGN HELPS KEEPHAND AND WRIST IN THE PROPER NEUTRAL POSITION
UNIT DESIGNHANDHELD
UNPACKAGED UNIT WEIGHT2.800 POUNDS


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