[getting old punched cards read]

From: Hotze <photze_at_batelco.com.bh>
Date: Sun Apr 19 11:44:47 1998

>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.
I'm not sure about this, but electronic makes a LOT more sense. That's why
whenevery ou fill in one of those bubble sheets, they make sure that you use
a "Number 2 pencil." Because it has carbon in it. With an optical solution,
anything from crayon to pen to marker should work, if it were black.
    Just my 0.02...

Tim D. Hotze
Received on Sun Apr 19 1998 - 11:44:47 BST