# Piezo Buzzer and Tone();

{% embed url="<https://youtu.be/7ozUGNfFHHk>" %}

{% embed url="<https://youtu.be/d-90ONjXgF0>" %}

```
note    frequency    period    timeHigh
c       261 Hz       3830       1915 	
d       294 Hz       3400       1700 	
e       329 Hz       3038       1519 	
f       349 Hz       2864       1432 	
g       392 Hz       2550       1275 	
a       440 Hz       2272       1136 	
b       493 Hz       2028       1014	
C       523 Hz       1912        956
```

![](https://1916862645-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-LHmXRQJbjMi37frjOn8%2Fuploads%2FDXXH7COLKia9YmflBUR5%2Fmary-had-a-little-lamb-notes.webp?alt=media\&token=21a6509a-023e-4aa8-925a-1d841387ffb9)