So, this instructable basically shows how you can make a didactic ukulele. To achieve this, a CNC and a 3D printer were used that manufactured the parts designed in Fusion 360.
- Arduino nano
- 220 ohm resistor (48)
- Push button (44)
- LEDs (44)
- L293D Quadruple Half-H Driver (1)
- 7.4 to 11.1 V Battery
- Screw M3 x 12 (40)
- Nuts M3 (15)
- Screw M2 x 8 (20)
- Triplay .1 inch
- 1 Kg PLA translucent
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Step 1: Understand the Idea
To better understand the idea here are some simple diagrams and tables of the Project
In this case it was chosen to have 7 frets and the single string. It was decided to have an LED and a button for each note and have buttons that turn on each of the notes.
Step 2: Cut and Print the Parts.
The files used are in the following link
Step 3: Wire and Assemble
Be aware for further improvements