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Tiny Techball Frame WIP

only 15 studs wide and 19 studs long. Incorporates an adder-substractor drive. This means steering is more intuitive; one switch for forwards/backwards, and one to turn.

 

Video here: www.flickr.com/photos/28134808@N02/5159235325/

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Uploaded on November 8, 2010
Taken on November 8, 2010