IBM 650 Magnetic Drum Data-Processing MachineAbdullah As-SadeedSeptember 29, 2024 Home Computer Museum IBM 650 Magnetic Drum Data-Processing Machine IBM 533 card read punch unit is on the rightSide viewConsole unit (right, an exterior side panel is open), 533 card read punch unit (middle, input-output)Console panel, showing bi-quinary indicatorsClose-up of bi-quinary indicatorsMemory drumVacuum tube circuit module Previous Computer Museum Gallery IBM 701 Electronic Data Processing Machine or Defense Calculator Next Computer Museum Gallery IBM 7074 Computer Random Galleries Standards Eastern/Electronic Automatic Computer (SEAC)September 28, 2024 CER (Digital Electronic Computer) 203October 4, 2024 Weizmann Automatic Computer (WEIZAC)September 29, 2024 Universal Automatic Computer (UNIVAC) 1101 or ERA 1101September 29, 2024 Leave a ReplyCancel ReplyYou must be logged in to post a comment.