A major milestone in the reconstruction of EDSAC has been passed – some of the sub-systems of the computer have run continuously for one million cycles over the course of 20 minutes.

The latest EDSAC video about integrating different parts of the computer. Progress up to January 2018 in the challenge of reconstructing the 1949/51 EDSAC computer.

An update video on the reconstruction EDSAC, the early computer that transformed university research and led to the world's first business computer. Evocative footage from 1940s and of the action today.

Last month, one quarter of the reconstructed EDSAC - the arithmetic unit - was moved from a home workshop in Cambridge to be integrated with the main part of the machine at TNMOC.

Chris Burton introduces a video update on the latest stage of the EDSAC reconstruction: integrating the sub units and getting to grips with commissioning the whole system.

Peter Linnington discusses the options for today's reconstruction of EDSAC. Mercury or something else? The reconstruction of the first computer to provide a university computing service moves forward.

Technical discussions of the latest stages in commissioning the reconstruction of EDSAC, the 1949 scientific computer, that is gradually being brought to life in the First Generation Gallery at TNMOC.