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Old 3rd Jan 2019, 2:31 pm   #11
Karen O
Rest in Peace
 
Join Date: Jul 2011
Location: Bridgnorth, Shropshire, UK.
Posts: 787
Default Re: Retro computer homebrew: Orton Karenbak-1 computer

The EDSAC reconstruction team looked at recreating mercury delay lines. The transducers have to be very precisely aligned, the delay is temperature sensitive, and they'd need special facilities, not to mention the £16,000 cost of the mercury! In the end they decided to use nickel wire delay lines.
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