IBM Automatic Sequence Controlled Calculator

URI: https://gptkb.org/entity/IBM_Automatic_Sequence_Controlled_Calculator
GPTKB entity
Statements (27)
Predicate Object
gptkbp:instanceOf gptkb:historical_computer
gptkb:electromechanical_computer
gptkbp:alsoKnownAs gptkb:Harvard_Mark_I
gptkbp:ceased_operations 1959
gptkbp:countryOfOrigin gptkb:United_States
gptkbp:designer gptkb:Howard_H._Aiken
gptkbp:displayedAt gptkb:Harvard_Science_Center
gptkbp:height 8 feet
gptkbp:input punched paper tape
gptkbp:introducedIn 1944
gptkbp:length 51 feet
gptkbp:location gptkb:Harvard_University
gptkbp:manufacturer gptkb:IBM
gptkbp:notableUser gptkb:Grace_Hopper
gptkbp:numberOfConstituents over 750,000
gptkbp:output gptkb:typewriter
gptkb:SD_card
gptkbp:powerSource electricity
gptkbp:significance one of the first large-scale automatic digital computers
gptkbp:successor gptkb:Harvard_Mark_II
gptkbp:technology electromechanical relays
gptkbp:usedFor scientific calculations
gptkbp:weight about 5 tons
gptkbp:yearCompleted 1944
gptkbp:bfsParent gptkb:Mark_I_computer
gptkbp:bfsLayer 4
https://www.w3.org/2000/01/rdf-schema#label IBM Automatic Sequence Controlled Calculator