An ALU built up of discrete electronic compoents over many circuit boards, such as used in 1st and 2nd generation computers, and sometimes 3rd generation.
This IBM 1620 computer dates to March 1961. It was used to provide Education and research in the field of computer science, we believe it was used in the Eindhoven University of Technology. The IBM 1620 was first introduced in 1959, a second generation computer, it has transistorised circuitry. The Read more…
The 1300 series was a joint venture between ICT (International Computers and Tabulators) based in Putney and GEC telephones based in Coventry. GEC provided the electronics and ICT the peripherals. A jointly owned design company was set up, Computer Developments Ltd of Kenton, Middlesex. Arthurs serial number is 075, this Read more…