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Author: Rajat Tamrakar

Home » Archives for Rajat Tamrakar
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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 …

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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
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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!
All Projects / Electronic Project

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 …

All Projects / Electronic Project

Building a Powerful 12v 120Ah Battery Pack – Step by Step!

Building an 4S (4 series) LiFePO4 battery pack using 32140 LiFePO4 cells and a Daly Battery Management System (BMS). If you’re planning your own DIY power storage project, this guide …

How to Make a 12v Battery Charger with Auto Cut-Off
All Projects / Electronic Project

How to Make a 12v Battery Charger with Auto Cut-Off

An LED chaser is an electronic circuit that lights LEDs one after another in a sequence. It creates a running or chasing light effect commonly seen in decorations and indicators. …

All Projects / Electronic Project

Meet the Cutebot Pro – The smartest Micro:bit Robot Car!

The CuteBot Pro is a programmable robot-car kit designed for STEAM/robotics education.Key features include: Obstacle Avoiding Car Line Following Car More Projects

All Projects / Electronic Project

Create a Stunning Heart LED chaser Circuit with Simple Electronics

An LED chaser is an electronic circuit that lights LEDs one after another in a sequence. It creates a running or chasing light effect commonly seen in decorations and indicators. …

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Amazing LED Chaser Circuit – Beautiful Decoration Idea

An LED chaser is an electronic circuit that lights LEDs one after another in a sequence. It creates a running or chasing light effect commonly seen in decorations and indicators. …

All Projects / Electronic Project

Speed & Light Contoller in one circuit

A PWM (Pulse Width Modulation) motor controller is an electronic device that uses PWM signals to control the speed and direction of a motor. It works by varying the width …

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