I have the main unit, VT220 Display and keyboard.
type computer
country USA
year 1984
os
cpu
speed
ram
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The Digital MicroVAX I — DEC’s Desktop Workstation
The Digital Equipment Corporation (DEC) MicroVAX I, introduced in 1984, was DEC’s first attempt to bring the VAX architecture — which had powered DEC’s highly successful midrange minicomputer line since 1978 — to a smaller, more affordable desktop workstation form factor. Using a custom MicroVAX chip that implemented a subset of the full VAX instruction set at significantly lower cost, the MicroVAX I targeted the scientific, engineering, and university markets that had made the VAX line so successful, but at a price accessible to smaller departments and individual research groups.
The VAX Architecture
DEC’s VAX (Virtual Address eXtension) architecture, introduced with the VAX-11/780 in 1978, was one of the most influential computer architectures of the late 1970s and 1980s. The VAX’s large virtual address space (4 GB), comprehensive instruction set, and the VMS operating system made it the dominant choice for scientific computing, engineering workstations, and university computing throughout the 1980s. Universities ran their student computing environments on VAX clusters; research laboratories used VAX systems for data analysis; engineering firms ran CAD software on VAX workstations.
DEC’s Decline and Legacy
Digital Equipment Corporation was at its peak one of the world’s largest computer companies — the second-largest behind IBM. DEC’s failure to successfully transition to the personal computer era led to its acquisition by Compaq in 1998 for $9.6 billion. The MicroVAX I represents DEC at a critical moment — successfully miniaturising its successful VAX architecture, but still not recognising the full commercial potential of the personal computer revolution that was already transforming the industry around it.