Mini Tesla Coil
A Tesla coil is an electrical device invented by Nikola Tesla in 1891. It is designed to generate very high voltage, low current, high-frequency electricity. In simple terms, it’s a …
Metal Detector Circuit
A metal detector is an electronic device that detects the presence of metal nearby. It works by using electromagnetic fields to sense metal objects—either on or below the ground or …
How to Make a Automatic Solar Tracker – Step by Step!
A sun tracker is a system designed to orient a solar panel or a solar collector to maximize its exposure to sunlight throughout the day. It typically involves sensors to …
Build a 3.7V 18650 Battery Level Indicator using BC547 Transistors
Lithium-ion 18650 batteries are widely used in DIY projects, power banks, and portable electronics. But to ensure safety and efficiency, it’s important to monitor their voltage levels. In this blog, …
Audio Level Indicator – VU Meter
The VU meter—short for “volume unit meter”—is a device used to measure the average level of audio signals in terms of their loudness. It visually indicates the intensity of sound …
Powerful Audio Amplifier Using cd4440
Welcome to our latest video where we delve into the fascinating world of audio amplification using the CD4440 IC! In this comprehensive guide, we’ll walk you through the step-by-step process …
Building an Automatic Dark Sensor with BD139 Transistor
Light and darkness are two sides of the same coin, influencing our daily lives in ways we often overlook. Imagine a world where lights adjust themselves according to the ambient …
Safely Assembling 24V 100Ah Battery Pack – Step by Step!
Building an 8S (8 series) LiFePO4 battery pack using LiFePO4 cells and a Daly Battery Management System (BMS). If you’re planning your own DIY power storage project, this guide might …
How to Make 3.7v Li-ion Battery Charger
A 3.7 V lithium-ion charger using LM358 is a classic DIY solution and great for learning battery charging fundamentals. Below is a clear, practical explanation + working concept. Charging a …
DIY Music Generator with 16 Different Sounds!
Components Used: Special Thanks to Our Sponser – JLCPCB: No project is complete without the right tool and materials. That’s why our sponser JLCPCB stepped into provide essential material for …