The Electronika 60 (Russian: Электроника 60) was a terminal computer made in the Soviet Union by Electronika in Voronezh. It was a clone of a DEC LSI-11.
The Electronika 60 CPU was a rack-mount unit that served as a part of computing complex also comprising a 15IE-00-013 terminal and I/O devices. The main logic unit is located on the M2 CPU board.
M2 CPU Technical Characteristics:
- Word length: 16 bit
- Address space: 32K-words (64KB)
- RAM size: 4K-words (8KB)
- Number of instructions: 81
- Performance speed: 250,000 operations per second
- Floating point capacity: 32 bit
- Number of VLSI chips: 5
- Board dimensions: 240 × 280mm
The original implementation of Tetris was written for the Electronika 60 by Alexey Pajitnov.