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Difference between revisions of "relay computer"

(Created page with "{{title|Relay Computer}} A '''relay computer''' is a computer system built primarily using relays and relay logic. == Overview == {{empty section}} == Relay Systems...")
 
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| {{bell|Model I}} || [[George Stibitz]] || [[Bell Labs]] || 400 || 1939 ||  
 
| {{bell|Model I}} || [[George Stibitz]] || [[Bell Labs]] || 400 || 1939 ||  
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|-
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| [[Z2]] || [[Konrad Zuse]] ||  || 600 || 1939 ||
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|-
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| [[Z3]] || [[Konrad Zuse]] || || 2,000 || 1941 ||
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|-
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| {{bell|Model II}} || || [[Bell Labs]] || 440 || 1943 ||
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|-
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| [[Z4]] || [[Konrad Zuse]] || [[Zuse Apparatebau]] || 2,500 || 1944 ||
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|- || z
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| {{bell|Model III}} || || [[Bell Labs]] || 1,400 || 1944 ||
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| {{ibm|Harvard Mark I}} || [[Howard Aiken]] || [[IBM]] || 3,500 || 1944 ||
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|-
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| {{bell|Model IV}} || || [[Bell Labs]] || 1400 || 1945 ||
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| {{bell|Model V}} || || [[Bell Labs]] || 9,000 || 1946 ||
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|-
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| {{ibm|Harvard Mark II}} || [[Howard Aiken]] || [[IBM]] ||  || 1947 ||
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|-
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| {{ibm|SSEC}} ||  || [[IBM]] || 21,400 || 1948 || [[vacuum tube]]s & [[relay]]s hybrid
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| {{bell|Model VI}} || || [[Bell Labs]] || || 1950 ||
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| [[BARK]] || || [[Matematikmaskinnämnden]] || 8,000 || 1950 ||
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| {{etl|Mark I}} || || [[Electrotechnical Laboratory]] || || 1952 ||
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| [[Z5]] || [[Konrad Zuse]] || [[Zuse KG]] || 2,500 || 1953 ||
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| {{fujitsu|FACOM 100}} || || [[Fujitsu]] || || 1954 ||
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| [[Z11]] || [[Konrad Zuse]] || [[Zuse KG]] || 1,665 || 1955 ||
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| {{etl|Mark II}} || || [[Electrotechnical Laboratory]] || 20,000 || 1955 ||
 
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Revision as of 10:42, 17 December 2015

A relay computer is a computer system built primarily using relays and relay logic.

Overview

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Relay Systems

This list is incomplete; you can help by expanding it.

System Developer Company/Institution Relay Count Year Complete Notes
Model K George Stibitz Bell Labs 1937
Model I George Stibitz Bell Labs 400 1939
Z2 Konrad Zuse 600 1939
Z3 Konrad Zuse 2,000 1941
Model II Bell Labs 440 1943
Z4 Konrad Zuse Zuse Apparatebau 2,500 1944
Model III Bell Labs 1,400 1944
Harvard Mark I Howard Aiken IBM 3,500 1944
Model IV Bell Labs 1400 1945
Model V Bell Labs 9,000 1946
Harvard Mark II Howard Aiken IBM 1947
SSEC IBM 21,400 1948 vacuum tubes & relays hybrid
Model VI Bell Labs 1950
BARK Matematikmaskinnämnden 8,000 1950
Mark I Electrotechnical Laboratory 1952
Z5 Konrad Zuse Zuse KG 2,500 1953
FACOM 100 Fujitsu 1954
Z11 Konrad Zuse Zuse KG 1,665 1955
Mark II Electrotechnical Laboratory 20,000 1955


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