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National Stock Number:
7025-01-543-8431
Federal Supply Class:
7025
National Item Identification Number:
015438431
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.
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Manufacturer Information:
| 510-0015 | 62657 | INTERGRAPH CORPORATION | | 510-0015 | 6Z833 | CORTRON, INC. | | FXTIS0030 | 62657 | INTERGRAPH CORPORATION | | X003B55A | 62657 | INTERGRAPH CORPORATION |
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Techincal Specification:
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