Central Computing: 1964-1988
1964: Orion/DDP-224
Online HPD Flying Spot Digitiser
1967: 360/75/DDP-224
Online CRT Flying Spot Scanner
MFT Operating System
, HASP Spooler, Atlas work moved over (F = Fixed Partitions)
ELECTRIC: locally written text-editing and job-initiation system
1971: 360/195
MVT Operating System
with remote GEC2050s acted as HASP RJE stations (V= Variable Partitions)
10 times Atlas
via 32kbyte 54-nanonsec buffer store, performing 7 operations in parallel
TDMS Tape and Disc Management System
introduced
1979: 3032
Modern front-end to 360/195s
with VM operating system
IBM's CMS (
Conversational Monitor System
) replaced ELECTRIC
1982: 3081D
Only 2.5 times faster than 360/195
VM Hypervisor allowed MVT service to continue while
MVS system installed
(V = Virtual)
PROFS and UTS
(UNIX Terminal System) added
Sold it to a German company and purchased a larger new 3081 at
no cost
!
1983: Atlas 10
ICL agree deal with Fujitsu to sell their IBM-compatible processors FACON 400 rebadged
Attractive price plus DTI backing, 3 times power 360/195
3081 and Atlas 10 ran until 1988, replaced by IBM 3090
