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Article #621040Re: Why so many 6s and 8s in the 70s?
From: Dan Espen
Date: Sat, 17 Mar 2018 01:18
Date: Sat, 17 Mar 2018 01:18
31 lines
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2396 bytes
rnet...@gmail.com writes: > On Friday, March 16, 2018 at 1:45:05 PM UTC-4, han...@bbs.cpcn.com wrote: >> IBM's calculator series were in the 600s, so I would guess that 7 was >> the next available series. >> >> IBM planned to have the subsequent computers in the 800 or 8000 >> series, but this was cancelled and replaced by S/360. >> >> I don't know where the "14" came from for the 1401 series. > > The 14 came from the fact that the origial model, sold as an > "elecronically programmable tabulator", had 1400 postions of internal > storage. > > Bob Netzlof Never heard that before but that sounds plausible. Leaving the mystery of how they chose: 1401 1410 1460 1440 I've always assumed model numbers and names are chosen by the sales force and their reasoning is something like "that sounds nice". -- Dan Espen
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