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20-bit instructions with 11-bit addresses, two index registers, microcoded; @ fixed point add: 17–42 microseconds, floating point add: 100–170 microseconds
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used EDSAC 2 to generate a magnetic anomaly map of the seafloor from data collected in the Indian Ocean by
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First calculations were performed on the incomplete machine in 1957. Calculations about
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Vine, Fred J.; Matthews, Drummond H. (1963). "Magnetic anomalies over oceanic ridges".
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5-level paper tape, up to 1000 characters per second read, 300 cps punched output,
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block-structured magnetic tape, 16K words, core memory, added in 1962
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228:(4). PDF available by "View PDF" (expand "View on IEEE"): 49–56.
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1024 words RAM, 768 words ROM (core memory, 40-bit words)
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138:(EDSAC). It was the first computer to have a
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172:, unsolved as of 2024. And in 1963,
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382:. You can help Knowledge (XXG) by
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449:1965 disestablishments in England
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218:Wilkes, M.V. (1992). "EDSAC 2".
434:1958 establishments in England
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45:, Mathematical Laboratory, UK
378:This computing article is a
268:. 8 August 1957. p. 31.
156:EDSAC 2 modular construction
256:"New computer in Cambridge"
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266:Reed Business Information
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170:Millennium Prize Problem
16:Early computer from 1958
459:One-of-a-kind computers
454:Early British computers
331:. UK: Computing History
329:computinghistory.org.uk
149:hardware architecture.
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362:at Wikimedia Commons
107:two-out-of-five code
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196:References
335:14 August
147:bit-slice
39:Developer
242:11377060
132:computer
68:Lifespan
360:EDSAC 2
311:4296143
291:Bibcode
125:EDSAC 2
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282:Nature
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238:S2CID
117:EDSAC
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