Blank Paper Tape Question (P.S.)

From: Lawrence LeMay <lemay_at_cs.umn.edu>
Date: Sat Mar 9 11:18:01 2002

>
> A low speed punch 10 cps vers a high speed punch
> 50 cps could be a important cost factor. Now if you
> had black paper tape one could zap out the holes
> with a laser giving you a very high speed punch.
> Since the punching speed does limit paper
> tape to a practical limit of about 8kb was there
> any really large paper tape programs? 4K focal on
> a TTY was as long a program that I ever loaded from paper
> tape ... 20 minutes.
>

Well, a good optical reader can read 400 characters per second. Correct me
if i'm wrong, but that seems like 4096 bytes takes 10.24 seconds to read
in. Assuming its not a 30 year old tape that vaporizes at that speed ;)

-Lawrence LeMay
Received on Sat Mar 09 2002 - 11:18:01 GMT