Week 7 Progress

Initial assembly to check fitment of printed and electrical parts (no electronics connected yet)

Designed hand strap and associated printed parts.

Sourced parts for audio amplifier (Sparkfun breakout board with Radio Shack speaker)

The acrylic pieces are snapped into the 3D printed shells

Fitting the parts into the lower half of the case

Everything fits!

Week 8 Progress

First assembly of electrical components for testing.  The audio amplifier board and loudspeaker have not yet been installed  (still in the mail).

Last minute relocation of the headphone jack for preliminary demonstrations.  In the background the (still to be attached) hand strap is visible.

Tavi and Zack test the DUBone

Dr. Noh listens to a demo performed by Tavi

The carrying strap is epoxied into place with Loctite

Week 6 Progress

Assembly

• 3D printed pieces completed: reel for reel assembly (with mounted potentiometer) and wind sensor housing
• Obtained on/off switch and three push buttons which were mounted on laser cut acrylic panels
• Designed inner layout of toy and placement of major parts
• Designed and produced pull handle for string

Completed CAD design showing 2-part outer case design and location of major assemblies

The pull for the string potentiometer assembly is shaped like the letter D in honor of Drexel

Completed pull-string potentiometer assembly with pull tab

Pull string potentiometer assembly and control panels