Innovative Musical Instrument

Mini-Mozarts

Gordon FarmerMichael Johnson

Eric LaumannPhilip Moss

Bryan Marek

Brief Review

Children’s Music Education Toy– Teach basics of:

• Music Reading• Piano Playing

Current Design

• Working on Trade Studies• Developing Concept• On schedule

“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

Last Week’s Issues

• Trade Study Selection– Xylophone Plate Material & Dimensions– Four-Bar Linkages– Potentiometers– Solenoids– Logic

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

Last Week’s Issues (cont.)

• Put Website Online– http://www.nd.edu/~me463d16/index.htm

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

Thank you

Questions?