At 07:43 AM 4/19/98 PDT, Max Eskin wrote:
>
>For one thing, why not build a reader? Ought to be a fun weekend
>project ;) The other question is whether the Scantron units use
>optics or electric sensors for checking multiple choice tests.
The ScanTron units are optical. (I have a couple of them in my collection)
They also have different sensing heads available as options for reading
pencil marks or ink marks.
-jim
---
jimw_at_agora.rdrop.com
The Computer Garage - http://www.rdrop.com/~jimw
Computer Garage Fax - (503) 646-0174
Received on Sun Apr 19 1998 - 11:27:43 BST