According to the present situation People are used to use various types of electrical equipments.So I thought to give you a very useful circuit.This is a Touch musical bell circuit diagram.When you just touch TP(touch plate)The circuit will activate.Here I have used very common IC UM 3481.
Note
# use 2W 8 ohm speaker
# This circuit can be operated with 3V power supply
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Note
# use 2W 8 ohm speaker
# This circuit can be operated with 3V power supply
