Robotron K 1820

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The K 1820, full name RVS K 1820 (Rechnersystem mit virtuellem Speicher, "computer system with

The K 1820 extends the VAX-compatible computer line in the SM EVM and the models of the K 1820 achieve approximately 90% of the performance of the K 1840 (Robotron "RVS K 1840", compatible with the VAX 11/780). The K 1820 is fully compatible with K 1840 software, so preexisting system and application software can be used.

The K 1820 is based on the

Approximately 10 K 1820 prototypes were built up to 1990. In the middle of 1990 development was stopped, because economic production was not possible under free-market conditions after the monetary, economic and social union between East and West Germany on 1 July 1990. Subsequent to this Robotron's traditional markets in the Soviet Union and Eastern Europe collapsed.

At least one prototype of the K 1820 is owned by the Technische Sammlungen Museum.

References

• Dieter Walter: History of the VEB Robotron Elektronik Dresden; PDF in German language
• Claus Preussler, Klaus-Dieter Weise: Compilation of Robotron computer products; PDF in German language
• User's manual K 1821/K 1822; VEB Robotron Elektronik Dresden, November, 1989; PDF in German language
• Technical manual ZVE KAC20; VEB Robotron Elektronik Dresden, December, 1989; PDF in German language

Notes

External links

• History of the combine Robotron in German language
• Technical Collections Dresden
• www.robotrontechnik.de
• Versions of K 1822 computer cases
• Block diagram ZVE KAC20