Music needs rhythm and a metronome helps us keep that rhythm perfect; also this small project for Sound And Light Metronome Circuit using Transistors turns light into beat. When light changes then sound speed also change and hence, this project is simple, fun and easy to build. What is Metronome: Metronome is small device that […]
Mini Projects
Simple LED Circuit
Want to light an LED using a battery? then this Simple LED Circuit using 9V Battery shows how; as it is the first step to learn electronics and current flow. In addition, just with one battery, one resistor and one LED, we can make it in few minutes and see our LED glow bright. Circuit […]
IR Burglar Alarm Circuit
Want to protect our home or room from intruders? then this simple IR Burglar Alarm Circuit is our smart security buddy! It uses invisible IR light to sense any movement or break in the beam; the moment someone crosses the path, a loud buzzer alerts us instantly. Moreover, its easy to build, with low cost […]
LED Blinking Circuit using 555 Timer
This is simple LED Blinking Circuit using 555 Timer, make LED ON and OFF again and again; its good for beginner to learn 555 timer working. Also, it needs few parts and run from 9V battery and is easy to make and is a small fun project. Circuit Working: Parts List: Components Values Quantity Resistors […]
Simple School Project Multimeter Circuit
Touch electricity and learn easy way! This Simple School Project Multimeter Circuit show how current and voltage work in real life; with one battery, one resistor, one ammeter and one voltmeter, we can measure electricity at home. Also, it is fun, simple and good for beginner to see how circuit really flow. Circuit Working: Parts […]
Simple Human Touch Sensor Circuit with Transistor
A human touch can do magic! So this Simple Human Touch Sensor Circuit with Transistor shows how a tiny finger touch can switch ON a light; therefore, no switch, no button just a skin current makes it work. Also, it is a cool and educational mini project for learners. Circuit Working: Parts List: Components Values […]





