[PLUG] Trackball ball movement not smooth

[Dick Steffens]

On 09/20/2013 02:22 PM, Chris Schafer wrote:
> Most made in recent time have been optical.  Usually a laser against a ball
> and the ball just floats on little bits of plastic.  If yours is mechanical
> it could be quite old.
>

Old, but not that old.

http://www.google.com/imgres?imgurl=http://www.publicsurplus.com/sms/docviewer/aucdoc/DSC05254.JPG%3Fauc%3D742673%26docid%3D5313331&imgrefurl=http://www.publicsurplus.com/sms/auction/view?auc%3D742673&h=768&w=1024&sz=316&tbnid=UKaJ5sR6mriGgM:&tbnh=91&tbnw=121&zoom=1&usg=__1COLZGHoSY1fPyhTTHtmvRZtCdQ=&docid=U2qu2LXjr9jmiM&sa=X&ei=1ME8UqiPJY3riQL8i4DgCA&ved=0CGAQ9QEwCA&dur=2959

-- 
Regards,

Dick Steffens