Type | Communication controllers |
---|---|
Release date | 1967 |
Successor | IBM 37xx series |
270x is a generic name for a family of IBM non-programmable communications controllers used with System/360 and System/370 computers.
The family consisted of the following devices:
The 2701 and 2702 were announced simultaneously with System/360 in 1964, the 2703 was announced a year later.[1]: p.181
The 270x series was superseded by the IBM 3704 and 3705 communications controllers in 1972.