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Programmable Musical Doorbell Circuit by Karanpal Singh is a document available to read on EtoBox.

What is Programmable Musical Doorbell Circuit about?

The circuit presented is a programmable musical bell that can generate multiple musical notes. It uses a NE555 timer chip to generate an audio frequency signal that is then divided by different integer values using a CD4017 divider chip, allowing different tones to be produced. A CD4051 multiplexer is used to select the division ratio by connecting different outputs of the CD4017 to its reset pin. A CD4060 counter, switches, and potentiometers control the sequence and timing of tones to produce different mu

Author

Karanpal Singh

Language

EN