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Eisboch Eisboch is offline
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First recorded activity by BoatBanter: Jul 2006
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Default 1956 IBM hard drive


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On Tue, 4 Dec 2007 17:09:22 -0500, "D.Duck" wrote:

The IBM 350 disk system stored 5 million 8-bit (7-bits plus 1 odd parity
bit) characters (about 4.4 MB).

http://en.wikipedia.org/wiki/IBM_305


Somebody needs to fix the Wiki.
It was 7 bits (remember the "odd parity"?)
The bits are 1, 2, 4, 6, A, B and parity.
It goes with "7 track tape" etc.


The most popular military teletype machines (Mod 28 ASR33) were 7 bit ASCI
with an 8th parity or "stop" bit.

Eisboch

Eisboch