1. Innovative Musical Instrument Mini-Mozarts Gordon Farmer Michael Johnson Eric Laumann Philip Moss Bryan Marek

2. Brief Review Children’s Music Education Toy –Teach basics of: Music Reading Piano Playing

3. Current Design Working on Trade Studies Developing Concept On schedule

4. “Show-Stoppers” Reading Notes –Having microcontroller read distinct values from a given position Getting Enough Volume –Will four-bar linkages/ solenoids be able to hit plates hard enough to be heard easily Interfacing Microcontroller –Making LED’s, Sensors, Solenoids, Buttons all interact seamlessly

5. Last Week’s Issues Trade Study Selection –Xylophone Plate Material & Dimensions –Four-Bar Linkages –Potentiometers –Solenoids –Logic

6. Last Week’s Issues (cont.) Determine Dimensions & Specifications –Teri Kosik (ECDC) Hand Sizes –Sandra Isaacs (Piano Teacher) –Dimensions Width – 24” Height – 30” w/ legs, 16” w/o Keys – 1.5” wide Weight < 30lbs

7. Last Week’s Issues (cont.) Put Website Online –http://www.nd.edu/~me463d16/index.htmhttp://www.nd.edu/~me463d16/index.htm

8. Current Issues Prototype –What to include –How many keys/sliders? –Include stand? Quantify Weight of Prototype & Final –Scaled down version –3 keys, ¼ final weight Develop Budget –Part Breakdown –What’s needed for prototype

9. Thank you Questions?