Rockefeller Differential Analyzer

The Rockefeller Differential Analyzer was an analog calculator developed by Vannevar Bush and Samuel H. Caldwell in the 1930s with financial support from the Rockefeller Foundation .

The Rockefeller Differential Analyzer builds upon the differential analyzer is. It should be the mechanical components of this analog computer are replaced by electronic. From 1935, data was entered using punched tape .

The adding machine weighed 100 tons and contained 2000 tubes , over 300 km of cables, 150 motors and thousands of relays .

It was operational from 1942, but was not made public until after 1945 because of the war. The Rockefeller Differential Analyzer was the most powerful calculating machine until the end of World War II .

literature

David A. Mindell: Between human and machine: feedback, control, and computing before cybernetics . JHU Press, 2004, ISBN 978-0-8018-8057-5 , pp. 170 ( limited preview in Google Book search).

Individual evidence

^ Steve Jones: Encyclopedia of new media: an essential reference to communication and technology . SAGE, 2003, ISBN 978-0-7619-2382-4 , pp. 48 .

[1] Steve Jones: Encyclopedia of new media: an essential reference to communication and technology . SAGE, 2003, ISBN 978-0-7619-2382-4 , pp. 48 .