Various diagram

Music bell circuit with UM66

This is a very useful schema because we can use this schema to generate different music sounds by using UM66 .This schema operates with 3V power supply.We have given you UM66 schema diagrams before.In this schema we have used different parts.Because we got to know some electronic parts are not available in some counties






Note

 # Dont supply over 3V 
 # Build this schema on a PCB