Look at the date on that; it's revisionist history. You won't find any contemporaneous documents referring to the 1401 as a mainframe.
-- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 ________________________________________ From: IBM Mainframe Discussion List <IBM-MAIN@LISTSERV.UA.EDU> on behalf of Wayne Bickerdike <wayn...@gmail.com> Sent: Friday, December 28, 2018 3:45 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: How about a little Christmas fudge? | Computerworld Shark tank Even IBM are confusing: IBM 1401: The Mainframe https://secure-web.cisco.com/1tXx7lvP7_-qQ4_0fpJWQlfLcb9u2Q7d9RdP4of0wfOC6mDgMJUjUutIIbHwBmHWUeHLYjBGBjNmFYMLDLIfsW_cEcanP6CR88t3CV4ksCmMZBpHXMXxXYYkiEpCLO9LDY83kKgrq_RoklCchjzdM1yv-nUoa0vu4Wz3QgXRCd63n-TGvN5Ie4rJpDfGaPIR2ycDTh9EF4d9k61iSqSE7fckTAAkzDCkn9HGgmvaZ-o1r3DFti6wHmeeKg4i3itcf3nq-qB6gfYDxIJqg8oXpu7MeOdXxy-5MmIsG73-SyH5aR1NXBSGM1a2HfJwpdj6Uo-MExgkCd7o-_txboBKFq53jyolH9NmG63Gv483lxcbML23igRCkxNkIXh4WbmpQ/https%3A%2F%2Fwww.ibm.com%2Fibm%2Fhistory%2Fibm100%2Fus%2Fen%2Ficons%2Fmainframe%2F On Sat, Dec 29, 2018 at 7:41 AM Wayne Bickerdike <wayn...@gmail.com> wrote: > "If you want to pick nits, read "Z-80" as "S-100 PC using a Z-80"; it's > not a mainframe, nor is the 1401." > > I'll pick nits. Altos was not S100 bus.Cromemco was. Next? > > I was in short pants when 1401 was a mainframe. Long pants with Z80. So my > memory is hazy. Just remember older peers talking about 1401 autocoder. > > On Sat, Dec 29, 2018 at 7:10 AM Seymour J Metz <sme...@gmu.edu> wrote: > >> If you want to pick nits, read "Z-80" as "S-100 PC using a Z-80"; it's >> not a mainframe, nor is the 1401. >> >> >> -- >> Shmuel (Seymour J.) Metz >> http://mason.gmu.edu/~smetz3 >> >> ________________________________________ >> From: IBM Mainframe Discussion List <IBM-MAIN@LISTSERV.UA.EDU> on behalf >> of Wayne Bickerdike <wayn...@gmail.com> >> Sent: Thursday, December 27, 2018 10:20 PM >> To: IBM-MAIN@LISTSERV.UA.EDU >> Subject: Re: How about a little Christmas fudge? | Computerworld Shark >> tank >> >> Z80 was a processor. How could it possibly crop up in a discussion about >> what constitutes a mainframe? >> >> The Altos 8000 was Z80 based as was the North Star Horizon and the >> Cromemco >> System 3. I worked with these in the 70's to *escape* from the mainframe, >> the demise of which was imminent. LOL. >> >> Anything you can carry to the boot (trunk) of your car cannot be a >> mainframe:) >> >> On Fri, Dec 28, 2018 at 6:35 AM Seymour J Metz <sme...@gmu.edu> wrote: >> >> > > Well, ... the IBM 1401 was built in a substantial frame; >> > >> > Substantial? Look at Figure 1 in >> > >> http://secure-web.cisco.com/1zGfHVf_OSYTQR-iZeSwUT8hxfRxttRuC64KrmAu3AhbMnt6LyyW-Hp7yUNcU7paWuZbaHN-dbxbJnuJHOx9LIqoVZWk7vzR-Zf_OX4a-ClGtjfSbOPIVMFxIYkYFtcTq3wcZWdiCj-mXgIPGWhxl28vAMZ1aONn5mbNieTKHYzw1k0c2PV0LwDte-VgAq97Jx2hDglzP552wj1RSpk5G_qZ_RDsEi7dChi57va08L87z1kDPeqAKuNsBN2Q7B6n_eifj13cYJcD8Yt0Kvnqcp-EOUAILLbudkLUwdnk4-_f08qEDAsB2PwtlvypFOcQPHqfJ0Xr4VAHmbroBTURny__aAFNQh_eMyKMzSVkqdPg3lYYZ6mCOVtUUmQe7i0Z4HxuWC0BQn26sEcrnl20BORwkDAq-Yvee0rnuF4AyYxT2sKH_bL1pTZCR5VLHMUzp/http%3A%2F%2Fbitsavers.org%2Fpdf%2Fibm%2F1401%2FA24-1401-1_1401_System_Summary_Sep64.pdf >> > . >> > >> > > it appears to have the only >> > >> > If a Z-80 had been the only computer mentioned, would you have called >> it a >> > mainframe? >> > >> > > Other members of the same general family like IBM 1410 were certainly >> > regarded as a mainframe. >> > >> > >> > The 7010 was certainly called a mainframe, and possibly the 1410, but >> > never the 1440 or 1460. >> > >> > > With a recent MS in Comp Sci, I found myself in the U.S. Army >> 1969-1971 >> > > (started in Infantry but ended up as head Company Clerk at HHC of "The >> > > Old Guard" at Ft Myer VA). I remember reading some memo that came >> down >> > > from above the Battalion suggesting the possibility of using a >> > > punched-card-based system for maintaining and producing our Company >> > > Roster. That might have involved an IBM 1401, >> > >> > More likely a UNIVAC 1005. >> > >> > -- >> > Shmuel (Seymour J.) Metz >> > http://mason.gmu.edu/~smetz3 >> > >> > ________________________________________ >> > From: IBM Mainframe Discussion List <IBM-MAIN@LISTSERV.UA.EDU> on >> behalf >> > of Joel C. Ewing <jcew...@acm.org> >> > Sent: Wednesday, December 26, 2018 11:56 PM >> > To: IBM-MAIN@LISTSERV.UA.EDU >> > Subject: Re: How about a little Christmas fudge? | Computerworld Shark >> tank >> > >> > Well, ... the IBM 1401 was built in a substantial frame; and in the >> > context cited it appears to have the only (hence surely the "main") >> > computer present. Other members of the same general family like IBM >> > 1410 were certainly regarded as a mainframe. I'm pretty sure any >> > computer large enough to require one or more dedicated frames was >> > called a "mainframe" in those days. When mini-computers first came out, >> > they weren't considered mainframes because they were typically only the >> > size of a single rack and could even be carried. >> > >> > With a recent MS in Comp Sci, I found myself in the U.S. Army 1969-1971 >> > (started in Infantry but ended up as head Company Clerk at HHC of "The >> > Old Guard" at Ft Myer VA). I remember reading some memo that came down >> > from above the Battalion suggesting the possibility of using a >> > punched-card-based system for maintaining and producing our Company >> > Roster. That might have involved an IBM 1401, but my impression at the >> > time was that the functions they were describing could easily have been >> > done with just unit-record equipment. Nothing ever came of it while I >> > was there. It would have saved us the periodic tedium of one or more >> > man-hours of manually typing up a new roster in which few names changed, >> > but given that our time was cheap and available, there would have been >> > no way to cost-justify using a process that would save our time but slow >> > down the overall process by requiring outside resources. Clearly, at >> > that time, punched card decks were one of the databases used for >> > tracking military personnel. >> > Joel C. Ewing >> > >> > On 12/26/18 2:42 PM, Seymour J Metz wrote: >> > > What is he smoking? Since when was the 1401 a mainframe? >> > > >> > > >> > > -- >> > > Shmuel (Seymour J.) Metz >> > > http://mason.gmu.edu/~smetz3 >> > > >> > > ________________________________________ >> > > From: IBM Mainframe Discussion List <IBM-MAIN@LISTSERV.UA.EDU> on >> > behalf of Mark Regan <marktre...@gmail.com> >> > > Sent: Wednesday, December 26, 2018 8:28 AM >> > > To: IBM-MAIN@LISTSERV.UA.EDU >> > > Subject: How about a little Christmas fudge? | Computerworld Shark >> tank >> > > >> > > >> > >> https://secure-web.cisco.com/1iMlW_GZ2Scqioa5F4rqymcywO0OTBLBFOtYPuQZZF6F73Kv0x_B9nU3SOTiheXf32DsESHEBSvbzXuJ78Z2XaRKtXr7A2GITbjxnEDGjBqcDiOzF9WOIQCYJIH89nABmY7xso9DckpD3Q10YPvrxhvPVeFvR6IYMhBl0Po4k4-03fXnkJSammKYm3lrjMJyX4f-lcp9YlEt59dyzYTF_at6wT-i9VPdyfHx5DVlOyFFEzAQxZe-ifUcS7uOAE70lUB6w6ZfwDLRp9vhqQVEaCVSjXFSY0F4a2YhM92FII0XRqIAu4y7yW4Iop4TXQVM-iMQuqleDME3jgueepL3jXWQ797SaO4hRpNph47Gl9FOTKIqwIXeAe2DNqPGTQMlRexhctM6zHXZYT2EbywHPaw/https%3A%2F%2Fwww.computerworld.com%2Farticle%2F3330396%2Fapplication-development%2Fsituation-normal-all-fudged-up.html >> > > >> > > ... >> > > >> > >> > -- >> > Joel C. Ewing >> > >> > ---------------------------------------------------------------------- >> > For IBM-MAIN subscribe / signoff / archive access instructions, >> > send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN >> > >> > ---------------------------------------------------------------------- >> > For IBM-MAIN subscribe / signoff / archive access instructions, >> > send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN >> > >> >> >> -- >> Wayne V. Bickerdike >> >> ---------------------------------------------------------------------- >> For IBM-MAIN subscribe / signoff / archive access instructions, >> send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN >> >> ---------------------------------------------------------------------- >> For IBM-MAIN subscribe / signoff / archive access instructions, >> send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN >> > > > -- > Wayne V. Bickerdike > > -- Wayne V. Bickerdike ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
