sds

The SDS 9 Series computers are a backward compatible line of transistorized computers produced by Scientific Data Systems in the 1960s and 1970s. This line includes the SDS 910, SDS 920, SDS 925, SDS 930, SDS 940, and the SDS 945. The SDS 9300 is an extension of the 9xx architecture. The 1965 SDS 92 is an incompatible 12-bit system built using monolithic integrated circuits.
The 910 and 920 were first shipped in August, 1962. The 9300 was announced in June, 1963. The 925 and 930 were announced in 1964. The 940 was announced in 1965, and the 945 in 1968.The 9 series was replaced by the SDS Sigma series.

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