The Whiffletree

View The Whiffletree

Presenter: Bill Hammack

Published: December 2010

Age: 11-14 and upwards

Views: 1793 views

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Type: Lectures

Source/institution: University of Illinois


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Bill describes how a whiffletree was used in early calculating devices to do mechanical digital to analog conversion. He shows briefly the device used in an IBM Selectric Typewriter.

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