HomeEngineering Projects For YouMEGA COLLECTION OF ELECTRONICS DIY PROJECTS

MEGA COLLECTION OF ELECTRONICS DIY PROJECTS

Every week, we publish 2 to 3 projects, sometimes even more! They range from simple circuits for beginners, to advanced projects that you can use to develop complete innovative products! Most projects have been developed by enthusiasts like you. Some by experts. And, some by our team. Many are tested at EFY Labs, and some are not–but they typically have a proof-of-concept video.

Wi-Fi Tool And Indoor Location Tracking Device

Modern Wi-Fi signals can do more than transfer data. These radio waves can be analysed using channel state information (CSI) to detect movement, estimate...

BFO Metal Detector

This BFO (beat frequency oscillator) metal detector system demonstrates the practical application of analogue signal mixing and processing techniques. Beat frequency oscillator provides one...

Build an AI Powered Advanced Driver Assistance Systems (ADAS)

In Advanced Driver Assistance Systems (ADAS), semantic segmentation is one of the most important computer vision technologies. Unlike traditional object detection, which only identifies...

10 Solar Electronics Projects You Can Build at Home

In this article, we have compiled some of the best DIY solar-powered electronics projects that you can build, learn from, and adapt for your...

Employee Counter Circuit

Monitoring how many people enter or exit a space is essential in many environments such as offices, factories, libraries, and meeting halls. Manual tracking...

Turn ESP32 Into Offline Text-to-Speech Device Without Internet

This project shows how to build an offline text-to-speech system using an ESP32-based IndusBoard Coin, TalkiePCM, and a MAX98357A I2S amplifier. Unlike cloud-based TTS...

DIY Batteryless NFC ID Card: Smart ID Card That Needs No Battery

Batteryless NFC ID cards are widely used across various sectors for applications such as secure entry at gates, employee attendance, and student access control....

Check Your Projector Lamp Health With This ESP32 and BH1750 Project

Projector lamp lifespan is an important consideration for projectors used in educational institutions, offices, and modern homes. Their ability to display content on a...

Electronic Colour Matching to Create New Colour Products

Electronic colour matching makes it possible to create new colours from existing colour materials with greater accuracy and consistency. Colours are widely used in...

How to Reduce Cable Power Loss in Water Heaters

Reducing cable power loss is becoming increasingly important as the number of high-rise apartments and the number of floors in these buildings continue to...

Turn ESP8266 into Smart Dictionary That Finds Meanings, Synonyms, and Antonyms in Real Time

This Wi-Fi-enabled smart dictionary uses an ESP8266 NodeMCU to retrieve word meanings, synonyms, and antonyms from online APIs in real time. The project uses...

Turn ESP32 Into Self-Programming AI Microcontroller with ESP-Claw

This tutorial explains how to install ESP-Claw, configure the firmware and LLM, and test the system with a practical ESP32 example. ESP-Claw Turns an...

NE555 Timer Rebuilt in PSOC 4: A Hands-On Mixed-Signal Design Tutorial

Designed by Hans Camenzind in 1971, the NE555 timer IC went on to become one of the most widely manufactured electronic components ever made....

DIY Batteryless NFC Business Card

NFC (near field communication) is a short-range wireless technology that enables data exchange between two devices placed within 4cm of each other. In an...

YOLOE – YOLO For Everything!

This article describes how a YOLO-based model can be extended to detect both standard object classes and previously unseen or user-defined objects without retraining...

IoT Device Health Monitoring Over MQTT

IoT devices are widely used to monitor and control physical systems such as lights, fans, motors, and industrial equipment. This system extends that capability...

Open Source Model Rocket: Design and Simulation

In the previous article in this series, ‘Open Source Model Rocket: Design And Simulation (Part 1),’ published in June issue, the model rocket was...

Bi-Directional Li-Fi Optical Communication System

A bi-directional Li-Fi (light fidelity) optical communication system has been developed for high-speed, two-way digital data transfer over free-space optical links. Using laser diodes,...
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