This video shows the working of the prototype of an electronic piano built using 555 timer, speaker and other passive components.
To know more about ExCentre Labs, visit: [ Ссылка ]
![](https://s2.save4k.ru/pic/wHAarOWQEB4/maxresdefault.jpg)
This video shows the working of the prototype of an electronic piano built using 555 timer, speaker and other passive components.
To know more about ExCentre Labs, visit: [ Ссылка ]