1" paper tape buy ?
M H Stein
dm561 at torfree.net
Thu Mar 5 15:15:40 CST 2009
Date: Wed, 04 Mar 2009 17:47:06 -0800
From: "Chuck Guzis" <cclist at sydex.com>
Subject: Re: 1" paper tape buy ?
On 4 Mar 2009 at 19:32, Roy J. Tellason wrote:
> > I haven't been following this thread very closely, but I trust
> > someone has mentioned the 96 column System/3 mini-card:
> > http://homepages.cwi.nl/~dik/english/codes/96col.html
> > Holds more characters, but less data than a standard 80 column card.
> That was the one roughly the size of a 3.5" floppy, wasn't it? I worked at a
> place once that used those...
Yep, about that size. What made no sense to me is that each column
is BA8421 - 6 bits. This long after IBM had settled on 8-bit EBCDIC.
Most installations had standardized on the 80 column card, so it
didn't make much of a splash unless you were a System/3 installation.
Well, it may not have been a big splash relatively speaking, but they
were certainly used a fair bit by Burroughs, especially in the era of
And to get back to the original topic, I don't see any mention of edge-
punched cards, sort of like fanfold paper tape but card stock, wider,
and with prepunched feed holes; many readers and perfs could handle
both PPT and EPCs. FWIW, the ones I have here are 3"x11".
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