MESM
| Also known as | Small Electronic Calculating Machine |
|---|---|
| Developer | Sergei Alekseyevich Lebedev Kiev Institute of Electrotechnology |
| Released | 1950 |
| Lifespan | 1950–1959 |
| CPU | 6,000 vacuum tubes @ 5 kHz |
| Input | Punched cards or typed using a plug switch |
| Power | 25 kW |
| Dimensions | 8 to 10 metres (26 to 33 ft) long and about 2 metres (7 ft) tall |
MESM was the first universally programmable electronic computer in the Soviet Union. By some authors, it was also depicted as the first one in continental Europe, even though the electromechanical computers Zuse Z4 and the Swedish BARK preceded it.