05/03/1981 The first "home computer" ZX81 is launched in UK
ZX81 Classic PC
Sinclair ZX81 (Timex 1000) Grandaddy of Computers | Nostalgia Nerd
Sinclair ZX81 British home computer in USA
ZX81 was produced by Sinclair Research and launched in the UK as the successor to their ZX80. It was very successful, being sold as a low-cost home computer for the public. It sold over 1.5 million units. It was small and simple, using only a few components to keep the price down. Programs and data were saved onto cassettes.