How to make a battery level indicator circuit with LM3915 IC to monitor the voltage level of any batteries.
Simple Electronics projects with basic electronics components like resistor, capacitor, transistor, 555 IC, etc. Each mini-project explained with the circuit diagram, working principle, and other required details.
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.
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 an automatic street light using LDR and BC547. This automatic street light control system explained with complete circuit diagram & the use of LDR.