IBM Multistation Timeline

This diagram shows the chronological order in which the various Multistation systems were released. See also the PS/55 Timeline.



5550 5560 5540 5530 5535
1983.03
5550gh image
5551-A/B/C



















1985.02

5550gh image
5551-D/E/G/H



5540bfgh img
5541-B















.09




5560gh image
5561-G/H

5540bfgh img
5541-E















1986.05

5550jk image
5551-J/K

5560jk img
5561-J/K

5540bfgh img
5541-J/K

















The series was renamed to "Personal System/55" at this point.











1987.05

5550mp img
5551-M/P

5560mp img
5561-M/P




5530 img
5530-G/H













.09








5530 img
5530-G1













.10






5540mp img
5541-M/P



5535 img
5535-M08











1988.10

5550mp img
5551-M1/P1







5535 img
5535-M18











.11






5540mp img
5541-M1/P1















1989.11









5535 img
5535-M19

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