Tried the Indian national Anthem of Arduino Uno with a Piezo buzzer. Being a part time flute player, I have tried to write the notes as close as possible but as I play classical music, so notes are not very well refined. You may try to experiment more with the notes array to futher refine it.
For More details refer : https://create.arduino.cc/projecthub/bhaskar-tripathi/india-s-national-anthem-played-on-a-piezo-buzzer-894cfa
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