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LED Blinking Circuit using 555 Timer

Last updated on 16 October 2025 by Admin-Lavi Leave a Comment

This is simple LED Blinking Circuit using 555 Timer. It uses 555 timer IC. Circuit make LED ON and OFF again and again. Good for beginner to learn 555 timer working. It needs few parts only and run from 9V battery. This circuit is easy to make and is a small fun project. Circuit Working: […]

Filed Under: LED and Lamps, Timer Circuits

Simple School Project Multimeter Circuit

Last updated on 29 December 2025 by Admin-Lavi 2 Comments

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. It is fun, simple and good for beginner to see how circuit really flow. Circuit Working: Parts List: […]

Filed Under: Meters and Testers, Tutorials

Simple Human Touch Sensor Circuit with Transistor

Last updated on 15 October 2025 by Admin-Lavi Leave a Comment

A human touch can do magic! This Simple Human Touch Sensor Circuit with Transistor shows how a tiny finger touch can switch ON a light. No switch, no button just a skin current makes it work. It is a cool and educational mini project for learners. Circuit Working: Parts List: Component Name Specification Quantity Resistor […]

Filed Under: Sensors and Detectors, Transistor Circuits

Simple Battery Level Indicator Circuit

Last updated on 14 October 2025 by Admin-Lavi Leave a Comment

No More Dead Battery! Battery gone down? having no idea? This Simple Battery Level Indicator Circuit can show battery level. Easy to make, cheap and works fast. Know when battery is full or low. Good for beginners and DIY lovers. Circuit Working: Parts List: Component Value / Type Quantity Resistors 2.2k 1/4 watt 1 680Ω […]

Filed Under: Battery Charger Circuits, Indicator Circuits

Simple DC Bulb Circuit

Last updated on 14 October 2025 by Admin-Lavi Leave a Comment

Want to light up a bulb by using just a battery and switch? This Simple DC Bulb Circuit is the easiest way to understand how electricity flows and powers small devices. A perfect starting point for anyone new to electronics. Circuit Working: Parts List: Component Name Specification Quantity Battery 9V 1 On/Off Switch SPST 1 […]

Filed Under: LED and Lamps

Logic XNOR Gate Circuit with Transistors

Last updated on 14 October 2025 by Admin-Lavi Leave a Comment

XNOR gate is one of the basic logic gates. It gives HIGH output when both inputs are same. If both inputs are 0 or both are 1 then output is 1. If one input is 0 and other is 1 then output is 0. It is also called an “Equivalence Gate”. This Logic XNOR Gate […]

Filed Under: Transistor Circuits

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