EDSAC depended upon delay lines for main store and internal registers. This originally used mercury but due to cost and safety considerations, nickel delay lines will be used instead.
Professor Peter Linington explains how he researched the construction of nickel delay lines and set about manufacturing them for the EDSAC reconstruction.
Read MoreFollowing the Government guidelines, it is with great regret that as of Wednesday 18th March the museum will be closed to the public until further notice.
Read MoreICL 1904A’s to aid British Rail, SRL installs an Elliott 503 behind the iron curtain, Mersey tunnel to have Elliott controlled toll booths, Michalin orders dual PDP8/L minis, Ferranti to check cross-channel traffic, Elliott deliver 1M military 920M computers for Jaguars and Moonwalk number 3 ready to go.
Brian Aldous – TNMoC Archivist
Read MoreThe first ICL 1900 in the US, BEA has a new scheduling system for engine repairs, Met Office picks IBM 360/195 to replace their KDF9 system, Los Angeles gets a fibre optic link, CEGB Hartlepool nuclear power station gets an ARGUS 500 and Russia gets an ICL 1905E.
Brian Aldous – TNMoC Archivist
Read MoreGraham Wallace was a volunteer at The National Museum of Computing for more than ten years – so long that no one can be certain exactly when he arrived. In that time, he played invaluable roles in helping Tony Sale restore George the Robot, explaining the workings and purpose of Colossus to visitors and acting as chief custodian of the Power-Samas punched card equipment.
Read MoreSlowed somewhat by the roof refurbishment earlier this year, the EDSAC team is making steady progress towards the full commissioning of EDSAC, the 1940s Cambridge University computer that transformed research possibilities and introduced many of the software terms familiar to coders today.
Read MoreThe end of Leo 2 and Elliott 802, the M1 gets a GEC based motorist warning system, a Farranti makes lots more paper and some ICL 1900A machines travel to the Eastern Block.
Brian Aldous – TNMoC Archivist
Read MoreThe Bank of England Governor, Mark Carney, has just announced that Alan Turing and aspects of the Bombe will appear on the new £50 note.
The new polymer £50 note is expected to enter circulation by the end of 2021.
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