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.
Virtual Telepresence Robot Using Raspberry Pi
This robot with a camera is placed in a remote location to capture the environment in visual form using Raspberry Pi (RPi). The captured...
Doorbell with Security Feature
This doorbell Security system works such that when someone presses your calling bell switch during the night, not only the bell rings but the...
Audio Compression Using Wavelets In MATLAB
Audio frequencies range from 20Hz to 20kHz but these frequencies are not heard in the same way. Frequencies below 20Hz and above 20kHz are...
Build Your Own Digital Weighing Machine
This article guides you through building a budget-friendly digital kitchen scale that can measure up to 5 kilograms. It’s a simple design that's easy...
Little Nightlight
Here we describe a very simple, economical and light-weight automatic nightlight that runs on 230V AC mains and can be used as a deluxe...
Door-Open Alarm
This door open alarm uses an input sensor fixed at the corner of the door frame and a magnet fixed on the door panel...
Battery-Powered Night Lamp Using an Old LED Bulb
This circuit utilises a low-cost 3W LED board to construct a battery-powered night lamp. This board consists of eight SMD2835 LEDs connected in series.
Branded...
Power-Saving Relay Driver
In many circuits, the switching action is performed by a relay, which in turn activates an external load. The power consumed by the relay...
Road Safety Solution for Drunken Driving
Drunken driving is one of the major problems today, this causes several deaths every year across the world. Here is a simple method of...
Window Charger
Keep away intruders with this compact electrified window charger. The charger produces non-lethal shocks that are strong enough to threaten intruders.
Window Charger Circuit
The circuit...
Weather Logger
Presented here is a personal weather logger whose various transducers are used to log weather data such as humidity, atmospheric pressure and temperature. The...
Indoor Positioning Using Shoe-Mounted Sensors
Can we play Pokémon Go when we are inside a room or do we have to go outside every time? Why we always have...
Optical Slave Flash Trigger
A "slave flash" (also known as speed light/strobe) is a flashgun that sits around quietly until it sees a bright light. When the slave...
Solar MPPT using IC LM5118
The need for renewable energy sources is on the rise because of the acute energy crisis in the world today. The main limitation for...
Touchscreen and GLCD-Based Home Automation
This project controls home electrical appliances using a touchscreen input device. The system comprises two relays for controlling a bulb and a fan as...
Home Automation Using Arduino Through Android Device
This project is based on Interfacing an android application to Arduino Uno board using Bluetooth. The result is a home automation system with minimal...
Smart Switch Box for Mobile Chargers and Modems
Most of us leave our battery-operated devices like mobile phones, laptops, tablets, power banks and modems plugged into a charger overnight—even though these devices,...
GPS Clock using Arduino
Global positioning system (GPS) synchronised clocks give accurate time. These clocks are universal and commonly used at railway stations, bus stands and airports. These...