This will guide you on how to play musical notes of any song on a piezoelectric buzzer, using Arduino Uno R3, a resistor and some connecting wires ...

Our schematic consists on 3 elements which are: Photoresistor (LDR), Piezo Buzzer, 1 – 10 kΩ. The LDR can be connected any way you want because doesn’t have polarity. For resistance you can use from 1 ...

Example code for creating musical New Year effects with Arduino and a piezo buzzer. #define NOTE_C4 262 #define NOTE_D4 294 #define NOTE_E4 330 #define NOTE_G4 392 #define NOTE_A4 440 #define NOTE_B4 ...

Figure an Arduino most matches the "Other" category. To be specific, it isn't an Arduino brand, it is a DigiSpark, but the trouble isn't with the device itself. The problem is with a buzzer. I got ...

This paper proposes the use of Rochelle salt (KNaC4O6.4H2O) as a piezoelectric sensor for efficient smart energy saving systems. The piezoelectric properties of Rochelle salt tested for different ...