Heath Robinson machine

E1019470

A Heath Robinson machine was an early British codebreaking device used at Bletchley Park during World War II to help automate the decryption of German teleprinter ciphers.

All labels observed (2)

How this entity was disambiguated

Statements (49)

Predicate Object
instanceOf codebreaking device
cryptanalytic machine
electromechanical computer
approximateDateOfIntroduction 1943
associatedWith Max Newman
Newmanry
Tommy Flowers
conflict Second World War
linked to: World War II
countryOfOrigin United Kingdom
designedTo automate statistical tests on cipher traffic
compare two paper tapes at high speed
help determine Lorenz chi-wheel settings
developedBy British codebreakers
Government Code and Cypher School
era 1940s
historicalSignificance contributed to Allied signals intelligence
early step toward electronic digital computing
inspiredBy Heath Robinson’s drawings of absurdly complex machines
languageOfTargetTraffic German
limitations difficulty keeping two paper tapes in synchrony
mechanical unreliability
locatedIn Newmanry section at Bletchley Park
linked to: Bletchley Park
locationOfUse Bletchley Park, Buckinghamshire, England
linked to: Bletchley Park
namedAfter William Heath Robinson
operatedBy Bletchley Park cryptanalysts
Women’s Royal Naval Service
Wrens
operationalCodeName Heath Robinson
partOf British Tunny-breaking effort
predecessorOf Colossus computer
linked to: Colossus computers
replacedBy Colossus computer
linked to: Colossus computers
status obsolete
survivingExamples no complete original machines known to survive
targetCommunicationMedium teleprinter traffic
targetNetwork German High Command communications
technologyUsed electronic counters
paper tape readers
photoelectric tape readers
relays
typeOfCipherTargeted stream cipher
usedAgainst German teleprinter ciphers
Lorenz cipher
Tunny cipher
usedAt Bletchley Park
usedBy Allied cryptanalysts
usedFor codebreaking
cryptanalysis of teleprinter ciphers
decryption of German teleprinter traffic
usedIn World War II

How these facts were elicited

Referenced by (2)

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

Colossus computers influencedBy Heath Robinson machine
Thomas Harold Flowers notableWork Heath Robinson codebreaking machine
linked to: Heath Robinson machine