Logo The Pop-up Coach

A. Terry Bahill
Department of Systems and Industrial Engineering
University of Arizona

The Pop-up Coach was the class project for SIE-277 and SIE-454/554a for the fall of 2007.

Here is a video about the type of pop-up we are referring to. Pop-up

Here is the definitive paper about baseball and softball pop-ups. Why are pop-ups hard to catch?

And this paper explains the right-hand rules that are used to determine the direction of the spin-induced deflection of the ball.

Here is my design document for the fall 2007 project, the Pop-up Coach.

  • Product Position Statement,
  • Pop-up Coach documentation February 7, 2008.
    Here is the tradeoff study spreadsheet and sensitivity analysis.
    And here is the explanation for the sensitivity analysis.

    Here is an excellent student example of our eight design documents written in SIE-454/554a in Fall 2007,
    by Nicole Alden, Ben Duquette, Dayan Montano and Marissa Torres
    Copyright © 2007, Alden, Duquette, Montano and Torres

  • Pop-Up Coach documents
  • tradeoff study
  • Pop-Up Coach brochure.

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    This site is maintained by A. Terry Bahill. It was last changed on February 18, 2008.