Tinfoil Piano
Supplies
All you need to prepare：
- Arduino Breadboard
- 10MΩ Resistor x7
- Piezo BuzzerJumpers
- Double-Sided Tape
- Tinfoil
- Cardboard
- Scissors
Reference: https://www.instructables.com/Arduino-Tinfoil-Pia...
Cut the Cardboard
To make the base of the piano.
Make the Keys
Cut tinfoil into 2cm x 5cm. Repeat this step until you have the 7 keys.
Assemble the Piano
Once you have all the keys ready. You need to stick the other side of the tape on the cardboard. Also make sure the keys don't touch each other.
Assemble the Circuit
Assemble the circuit as shown in the image above.