How to make 4017 LED chaser circuit diagram only using RGB LED. You can easily make this simple led chaser circuit using only 4017.
In this 555 timer project, I have shown how to make speed control of DC motor using PWM with a 555 timer IC circuit.
Automatic water pump switch using the 555 timer IC. The pump with automatically ON and OFF according to the water level in the tank.
Automatic battery charger circuit for any battery on zero PCB. Make this auto cut-off charger for charging 12V / 6V battery
Connect LED with 220V AC supply using a transformerless power supply. Explained how to make transformerless power supply with calculation.
This is a 12v LED Flasher circuit using RGB LEDs Explained with LED blinker circuit. Supply12v DC at input and connect Multiple LED strips at output.
This LM317 voltage regulator circuit has a bridge rectifier. So we can fed 220V/110V AC supply at the input to get adjustable 0-12volt DC at the output.
Simply place your hands or dishes underneath the Automatic Water Tap to activate the IR sensor and water is released from the water switch. Cost ₹300 or $5
This is a simple fire detector alarm circuit using BC547 transistor. This fire alarm circuit can easily detect the fire with IR LED and start the buzzer.
This is a simple 12v LED dimmable lights circuit using the 555 timer ic. We can control the brightness of this PWM dimmable LED light with a potentiometer.