Elektronika B3-21

An Elektronika B3-21.

Elektronika B3-21 (Cyrillic: Электроника Б3-21) was the first Soviet programmable calculator. It was released in 1977 and was sold initially for 350 rubles (190 in 1980-81, and just 80 rubles at late 1981). For comparison, 120 rubles was a monthly engineer's salary. The production was stopped in 1982 because of introduction of more advanced Elektronika B3-34.

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