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Arithmetic and Logic Unit Valves (The WITCH)

Ted Cooke-Yarborough1951

The National Museum of Computing

The National Museum of Computing
MILTON KEYNES, United Kingdom

The Arithmetic and Logic Unit (ALU) is responsible for performing calculations and making logical decisions. The WITCH uses valve-based electronics to execute calculations, utilising a combination of valves, relays and dekatrons for processing information.

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  • Title: Arithmetic and Logic Unit Valves (The WITCH)
  • Creator: Ted Cooke-Yarborough
  • Date Created: 1951
  • Location: The National Museum of Computing (Buckinghamshire, UK)
  • Location Created: Harwell Atomic Energy Research Establishment (Oxfordshire, UK)
The National Museum of Computing

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