Card readers (was: IBM 604

From: Lawrence LeMay <lemay_at_cs.umn.edu>
Date: Wed Jul 4 16:17:02 2001

>
> As for the CDC card reader, it definitely was MUCH faster, probably
> at least 10 times the speed. The feed mechanism used air to move the
> card though the slot past the photo cells. The rest of the CDC hardware
> also seemed to work much better than any IBM stuff. In addition, I seem
> to remember that on the UNIVAC 1107 that I used just prior to the CDC
> 3500 the same sort of card reader was present. What I had not realized
> is that the basic design of the card reader may have come from CDC?
> My experience with non-IBM hardware started around 1963 with the
> UNIVAC 1107 running EXEC II is I remember correctly - a vast
> improvement over what was available at the time on the IBM 7094.
>

I think (i dont have the book handy) that in "A few good men from Univac"
the author discusses some of the CDC card reader history. Can someone
who has a copy hand verify this?

-Lawrence LeMay
Received on Wed Jul 04 2001 - 16:17:02 BST

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