Vintage calculator nixie tubes IN-14 USSR Iskra-111M

Description

Year of issue: 1977 12-digit electronic calculator. Power supply: 220V. Designed to perform accounting and statistical and simple planning and economic calculations. 1 register of memory. Fixed comma, reverse division button, 78 integrated circuits. The calculator can work in the mode of rounding the results of calculations or without it. Execution time: addition, subtraction, accumulation - no more than 0.03 seconds, multiplication, division, reverse division, calculating the percentage and percentage of numbers - no more than 0.3 seconds.
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