mini projects - Electronics Projects

4017 LED chaser Circuit Diagram with RGB LED

Post author:techstudycell
Post published:November 11, 2020
Post category:Mini Projects
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How to make 4017 LED chaser circuit diagram only using RGB LED. You can easily make this simple led chaser circuit using only 4017.

Speed control of DC motor using PWM with 555 IC

Post author:techstudycell
Post published:November 5, 2020
Post category:Mini Projects
Post comments:1 Comment

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 ON-OFF Circuit with 555

Post author:techstudycell
Post published:October 8, 2020
Post category:Mini Projects
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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 12V & 6V Battery

Post author:techstudycell
Post published:October 1, 2020
Post category:Mini Projects
Post comments:1 Comment

Automatic battery charger circuit for any battery on zero PCB. Make this auto cut-off charger for charging 12V / 6V battery

LED 220V AC circuit with Calculation

Post author:techstudycell
Post published:September 16, 2020
Post category:Mini Projects
Post comments:1 Comment

Connect LED with 220V AC supply using a transformerless power supply. Explained how to make transformerless power supply with calculation.

LED Flasher Circuit using RGB LED

Post author:techstudycell
Post published:May 29, 2020
Post category:Mini Projects
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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.

LM317 Voltage Regulator circuit

Post author:techstudycell
Post published:May 14, 2020
Post category:Mini Projects
Post comments:4 Comments

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.

Automatic Infrared Water Tap

Post author:techstudycell
Post published:April 16, 2020
Post category:Home Automation / Mini Projects / Smart Home Ideas
Post comments:8 Comments

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

Fire Detector Alarm with BC547

Post author:techstudycell
Post published:April 16, 2020
Post category:Mini Projects
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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.

LED Dimmable Lights with 555 Timer

Post author:techstudycell
Post published:April 15, 2020
Post category:555 Timer / Mini Projects
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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.