Electronics Projects, Theory and Tutorials

Wailing Siren Circuit Using 555 IC

A tutorial on how to make a wailing siren circuit using 555 timer IC on a breadboard. This circuit can be triggered by pressing a push button switch and it produces a tone with...

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LED Dimmer and DC Motor Speed Controller Circuit Using PWM Technique

A tutorial on how to make a PWM (Pulse Width Modulated) controller circuit for controlling the speed of DC Motors and brightness of LED’s. This circuit uses 555 timer IC to...

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Servo Motor Controller and Tester Circuit Using 555 IC

A tutorial on how to make a servo motor controller & tester circuit using 555 timer IC and a few other components. This circuit allows us to manually drive/control any servo...

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Police Lights Themed Flashing LED Circuit Using 555 IC

A tutorial on how to make a Police Lights themed LED Flashing/Blinking LED circuit using 555 timer IC and a few other electronics components. This circuits alternatively flashes...

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Police Siren Circuit Using 555 IC

A tutorial on how to make a police siren circuit using 555 timer IC and a few other electronics components. This circuit smoothly transitions the output sound between two different...

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Model Traffic Lights Circuit Using 555 IC

A tutorial on how to make a model traffic lights circuit using 2 555 timer IC’s and a few other electronics components. This circuit turns ON green LED, keeps it ON for some...

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