Inavy name is keyboard trackball
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.
Classification: Adp input/output units, nesoi
NSN 5945-01-407-3716
NSN 7035-00-631-3782
NSN 5905-00-704-6661
NSN 5895-01-248-4416
NSN 5925-01-593-8499
NSN 5996-01-030-1387
NSN 5965-01-095-1926
NSN 6220-00-269-4556
NSN 5855-00-797-8217
NSN 5998-01-447-2952
NSN 5835-01-197-5673
NSN 6240-01-006-5097