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.
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...
Design Your Own Li-Fi Dongle And Speaker
Light Fidelity (Li-Fi) is a new paradigm in wireless communication. In this article, we describe the design of a Li-Fi dongle (transmitter) and speaker...
Battery Level Indicator Circuit Using LM3914
Battery level indicator indicates the status of the battery just by glowing LEDs. For example six LED’s are glowing means battery capacity 60% remains....
Fridge Temperature and Humidity Indicator
We can measure temperature and humidity inside the fridge using a normal temperature-humidity indicator but relative humidity (RH) could be inaccurate in that case....
Arduino Projects: Making Arduino Shields Using Fritzing
We are all familiar with Arduino shields available in the market. These allow us to increase the functions and capabilities of Arduino boards. Without...
ESP32 Internet Radio
The cheap MP3 VS1053 codec processor from aliexpress.com is told to be capable of decoding a variety of music formats, including Ogg Vorbis/MP3/AAC/WMA/MIDI audio....
Pedestrian Detection Using MATLAB
MATLAB (matrix laboratory)is a multi-paradigm numerical computing language. A proprietary programming language designed and developed by Math Works, MATLAB permits matrix utilization, plotting of...
Image Processing Using MATLAB: Image Deblurring and Hough Transform (Part 4 of 4)
Read Part 3
Image pre-processing and identification of certain shaped objects in the image is explained here using Image Deblurring and Hough Transform.
Image deblurring removes distortion...
Signal Generator and Inverter Using NE555 Timers
Often we require a squarewave signal generator with adjustable frequency, almost equal high and low output pulses and adjustable amplitudes. Here we present a...
Understanding Spectrogram of Speech Signal Using MATLAB Program
This article explains spectrogram of the speech signal (analysis and processing) with MATLAB to get its frequency-domain representation.
In real life, we come across many...