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Home > Video > Video Display > DIY Door Bell by using 555 Timer

DIY Door Bell by using 555 Timer

This video shows how to make the bread circuit for 555 timer based Door Bell.Full Project : schematic was reverse engineered by Julian Ilett from a kit.I was inspired by his video and made this project on a breadboard.Then I make a PCB for the same circuit. You can download the PCB from the following link// and Tools Required: Parts :1. 555 Timer ( NE555N ) : Capacitor ( 1 x 10uF and 1 x 100uF ) : 3. Ceramic Capacitor ( 3 x 10nF ) : Diode ( 2 x IN4148 ) : Resistor ( 4 x 47K ) : Speaker ( 8 Ohm ) : 9V Battery : Push Button : Battery Clip : :1. Soldering Iron : Nipper : Desoldering Pump :

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