#USSR

Furniture construction Soviet clock

In the category of retro equipment I usually throw in descriptions of calculators, because they are the biggest part of my collection. However, it’s time to introduce a little more variety, which is why a description of a vintage display appeared some time ago, while today I’d like to introduce you to an electronic clock that is more than 30 years old, manufactured in one of the factories of the former Soviet Union.

Электроника C3-22 – an ordinary calculator with an extraordinary integrated circuit

In the early 1970s, engineers from the Leningrad Electronic Instrumentation Association “Svetlana” (Светлана) began work on the next calculator, the Электроника C3-07 (Elektronika C3-07). This device was a rather simple design with only fifteen keys, meaning that some functions had to be assigned to the same button. Such a solution was quite problematic, more than once there were mistakes, and also just typing in the right sequence took quite a long time. In the successor to the C3-07, the designers had to eliminate these inconveniences.

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