Colossus computers

E310475

British military computer codebreaking computer electronic digital computer

Colossus computers were pioneering British electronic computing machines built during World War II to help decrypt high-level German communications at Bletchley Park.

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All labels observed (5)

Label	Occurrences
Colossus computers canonical	3
Colossus computer	2
Colossus Mark I	1
Colossus Mark II	1
Colossus computer (for other ciphers)	1

Statements (49)

Predicate	Object
instanceOf	British military computer ⓘ codebreaking computer ⓘ electronic digital computer ⓘ
associatedOrganization	Allied codebreakers ⓘ British Army ⓘ British Post Office ⓘ
associatedPerson	Max Newman ⓘ Bill Tutte ⓘ surface form: William Tutte
builtAt	Post Office Research Station, Dollis Hill ⓘ
classifiedStatus	Top Secret ⓘ
computationType	binary ⓘ
countryOfOrigin	United Kingdom ⓘ
declassificationDate	1970s ⓘ
designedFor	finding Lorenz wheel settings ⓘ statistical analysis of cipher text ⓘ
developer	Post Office Research Station, Dollis Hill ⓘ surface form: Dollis Hill Post Office Research Station Tommy Flowers ⓘ
firstOperationalDate	1944-02 ⓘ
hardwareType	vacuum tube computer ⓘ
historicalSignificance	among the first electronic digital programmable computers ⓘ shortened World War II by aiding Allied codebreaking ⓘ
influenced	early electronic computer design ⓘ
influencedBy	Heath Robinson machine ⓘ
inputMethod	punched paper tape ⓘ
locationUsed	Bletchley Park ⓘ
logicImplementation	electronic logic circuits ⓘ
mainUse	cryptanalysis of German ciphers ⓘ decryption of high-level German communications ⓘ
mostMachinesFate	dismantled after World War II ⓘ
numberBuilt	10 ⓘ 10 or more ⓘ
operator	Bletchley Park ⓘ Government Code and Cypher School ⓘ
powerSource	mains electricity ⓘ
processingMode	stream processing of cipher text from tape ⓘ
programmingMethod	plugboard and switches ⓘ
projectLeader	Tommy Flowers ⓘ
reconstructionBuiltAt	The National Museum of Computing, Bletchley Park ⓘ
reconstructionLeader	Tony Sale ⓘ
reconstructionStartYear	1990s ⓘ
successor	post-war British computer projects ⓘ
targetCipherSystem	Lorenz cipher ⓘ Tunny cipher ⓘ
usedAgainst	Nazi Germany ⓘ
usedDuringConflict	World War II ⓘ
usesComponent	photocell tape reader ⓘ relays ⓘ thermionic valves ⓘ
yearIntroduced	1944 ⓘ

Referenced by (8)

Full triples — surface form annotated when it differs from this entity's canonical label.

Government Code and Cypher School → usedTechnology → Colossus computers ⓘ

Bletchley Park → developed → Colossus computers ⓘ

GC&CS → usedTechnology → Colossus computers ⓘ

Tommy Flowers → notableWork → Colossus computers ⓘ

this entity surface form: Colossus computer

Tommy Flowers → designed → Colossus computers ⓘ

this entity surface form: Colossus Mark I

Tommy Flowers → designed → Colossus computers ⓘ

this entity surface form: Colossus Mark II

Bombe machines → successor → Colossus computers ⓘ

this entity surface form: Colossus computer (for other ciphers)

Ultra intelligence → usedTechnology → Colossus computers ⓘ

this entity surface form: Colossus computer