How to make a Music Rhythm LED Flash Light circuit using the BC547, TIP122, and Microphone with circuit diagram and working principle.
How to make 4017 LED chaser circuit diagram only using RGB LED. You can easily make this simple led chaser circuit using only 4017.
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.
In this 555 timer project, I have shown how to make speed control of DC motor using PWM with a 555 timer IC circuit.
How to make IR sensor switch using the CD4017 IC and 1738 IR receiver explained with circuit. Control light from manual switch & IR Remote.
In this 4017 project, I have shown how to make a motion sensor light switch using the CD4017 IC and IR proximity sensor with 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.