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National Stock Number:
5895-01-111-2975
Federal Supply Class:
5895
National Item Identification Number:
011112975
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:
| 55751-3 | 11263 | ORBIT INTERNATIONAL CORP. | | 725016A0470 | 87990 | QUARTERMASTER GENERAL | | 725016A0470-001 | 87990 | QUARTERMASTER GENERAL |
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Techincal Specification:
| OVERALL HEIGHT | 3.130 INCHES NOMINAL | | OVERALL LENGTH | 10.880 INCHES NOMINAL | | OVERALL WIDTH | 3.620 INCHES NOMINAL | | OPERATING TEMP RANGE | -55.0 TO 85.0 CELSIUS | | SPECIAL FEATURES | CASE MATERIAL-ALUMINUM ALLOY;STORAGE TEMP RANGE-M55.0C TO P125.0C;INCLOSURE TYPE-ENCASED;CURRENT RATING IN AMPS 0.26;TERMINAL LOCATION-BACK;POWER SOURCE-EXTERNAL;TERMINAL TYPE AND QUANTITY-CONNECTOR,RECEPTACLE-1;CONTAINS 2 OPTICAL TYPE ENCODERS WHICH TRANSLATE ROTATION OF TRACKBALL INTO X AND Y COORDINATE MOTION DATA;THE DIGITAL LOGIC CIRCUITRY SHALL OPERATE FROM ENCODER INFO AND PROVIDE 4 OUTPUTS A POSITIVE/NEGATIVE SERIES OF PULSES FOR EA. COORDINATE,TO INDICATE DIRECTION OF ROTATION OF TRACKBALL;OPER ALTITUDE 0 TO 15,000 FT;NONOPER ALT 0 TO 45,000 FT | | VOLTAGE IN VOLTS AND CURRENT TYPE | 5.0 DC |
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