Sinclair ZX81

Sinclair ZX81

World’s First ‘Cut Price’ Computer In 1980, the Sinclair ZX80 was sold for under £100. It had 1KB RAM and could be connected to a television set (text only) for viewing and to an audio-cassette recorder for storing programmes.

  • Type: personal computer
  • Year: 1981
  • Company: Sinclair
  • CPU Type: Zilog Z80
  • CPU Speed: 3.25 MHz
  • Memory: 1KB