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Dual Switch Access Joystick (1181 words) |
 | He felt that the computer was incorrectly grading some clients with severe motor impairment because they had difficulty moving the stick in the correct direction, and difficulty returning the stick to the neutral position before the computer started the next iteration of the task. |
| His theory is by allowing these clients to use switch access, they will be graded on cognitive ability and their mobility impairments will not be a factor. |
| When the switch access is needed, the 100 k-ohm potentiometer is calibrated to about 50 k-ohms resistance for the neutral resistance. |
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