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.
Miniature IoT Water TDS And Level Monitor Cum Controller
For setups that rely on stored water, clear awareness of tank level and water quality is essential. Traditional level monitors are often bulky offline...
Smart Energy Meter With ESP32 to Predict Electricity Bill
Unexpected electricity bills can often be frustrating. This smart energy monitor, built using an ESP32 microcontroller, measures real-time power consumption and predicts upcoming bills...
Hand-Picked ECE Projects for Electronics Engineers
Electronics and Communication Engineering (ECE) Students and Enthusiasts are always searching for new projects to try out in their free time. They are also...
Automatic Plant Watering System using Arduino
During the summer, most people are too lazy to water the potted plants on their rooftop gardens every day. So, we build a simple...
Designing 1kW Sine Wave Inverter Circuit
An inverter provides power backup for mains-based appliances in the event of a power failure. Most of the inverters available in the market have...
Build Your Own Stereo Amplifier Using TDA2822
Here is a simple stereo amplifier that can be used to amplify audio from mobile devices. IC TDA2822M used in the circuit comes in...
AI Vision Assistant Camera That Can See, Read, and Translate
The AI vision assistant camera is a smart device for image recognition and interpretation. Powered by AI, it analyses images from user-defined prompts and...
Smallest Portable Game Boy And Wi-Fi Hacking Device
In the late 1980s and 1990s, the Game Boy redefined handheld entertainment. With its chunky buttons, monochrome screen, and pocket-sized design, it evolved from...
Dual-Tone Single Bell For Two Doors
In modern homes, apartments, and offices, multiple entrance doors are common. Traditionally, each door requires a separate doorbell, which increases cost and can confuse...
Colour Buddy: Learn Colours With Lights
This system uses a colour-changing LED (RGB LED/tri-colour LED) that switches to a new colour every 5 seconds. Simultaneously, the colour name is displayed...
LM386 Audio Amplifier Circuit
Looking to boost the sound of your DIY projects without the hassle of complicated circuits?
This simple LM386-based audio amplifier is an affordable and easy...
Raspberry Pi Video Streaming Over Internet
This project proves that reliable, long-term live video streaming and motion-based surveillance can be achieved using just a Raspberry Pi Zero, a 5MP camera,...
Touch-controlled AC Solid-state Relay
The demand for modern touch-based control systems is rising quickly, driven by their sleek design, ease of use, and lack of mechanical components. This...
Water Level and Temperature Monitoring Using Arduino
This water level and temperature monitoring system uses contact or non-contact water level sensors along with a probe-type temperature sensor. A digital display provides...
IoT-Based Environmental and Gas Sensing for Real-Time Monitoring
This project presents a compact, battery-powered IoT environmental and multi-gas sensor module designed for real-time air quality monitoring. Using the BME690 and MICS-6814 sensors...
Laptop-based HMI For DC Motor Speed and Direction Control using Arduino
The article explains a laptop-based human-machine interface (HMI) system that allows users to control the speed and direction of a DC motor using software...
Automatic Delay-Off Timer Circuit
This delay-off timer is a cost-effective, reliable, and easy-to-assemble device for automating time-based switching operations. It improves energy efficiency and adds convenience in both...
Working With 400×168 Four Colour e-Paper
How does a colour e-Paper display (like red/black/white/yellow or red/black/white/grey) work without any backlight? Why do they consume so little power, and how do...