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.
Suspicious Activity Tracking AI Camera
Tracking and detecting suspicious activity is one of the most demanding tasks for many security personnel and systems. If a security system fails in...
Bluetooth Operated LED Desk Lamp
This LED desk lamp can be switched on or off from a distance using Bluetooth. You can even regulate the lamp’s brightness through a...
Touchless Doorbell For The Post-Covid World
This low-cost, simple, reliable, and effective circuit for a doorbell works without touching.
It can be quite useful in our post-Covid-19 world as it minimises...
Sign Talk: DIY Gesture Language Translator
Communicating with a specially challenged person who can't speak or hear is quite difficult, especially when you don’t know sign language.
So to ease this...
Simple Low-Cost White Noise Generator
White noise is widely used during the testing of preamplifiers, filters, power amplifiers, etc. So white noise generators are required at least for the...
Simple Shortwave Voice Transmitter
This simple shortwave transmitter is easy to construct and can be used to transmit speech on the lower shortwave (SW) band of 5MHz to...
Arduino-Based Compact DIY TDS Meter
Total Dissolved Solids (TDS) is a measurement for detecting the potability of water. Both humans and aquatic creatures require a suitable level of water...
Fast-Moving Drone For Public Announcements
Racing drones are fast and can therefore cover long distances quickly. We can use racing drones for other applications as well such as public...
Make Your Own Group Messenger
Often, we communicate within a known group of office or friends using short key words or phrases. This group messenger can be useful to...
The Forgotten Crystal Radio – Revisited
You may be wondering about this article on a crystal radio in an era of digital broadcasting and digital audio. Crystal radios were quite...
Predictive Maintenance Using AI and ML
We will develop an ML model that monitors the sounds and vibrations produced by a machine, detects minute changes, and predicts the fault for...
Tricolour LED Nameplate With Arduino
Nameplates are generally made of wood, acrylic sheet, or a metal and fixed on a wall or kept on desk. The author’s prototype of...
Face Tracking and Movement Following Drone
We all must have seen a drone and some of us might have even operated one. Most of the drones available in the market...
Make Your Own Arduino-Based Oxygen Concentrator
In the world highly affected by pandemic there is a huge spike in covid infection cases. With limited resources this fight against Covid 19...
Simple Millivolt Meter Using Arduino
Most multimeters make voltage measurements starting from one volt and some start from 200 millivolts. With such devices lower-value measurement becomes difficult, especially for...
AC Current Monitor Using Arduino
Obtaining AC current readings from an AC wire helps us to know the amount of power that electrical appliances consume, promoting effective maintenance of...
DC Motor RPM Display On Smartphone Using Arduino
This project presents an Arduino based speed monitoring system where the RPM (revolutions per minute) of a DC motor is continuously displayed on a...
Position Controlled Linear Actuator with mm Level of Accuracy
Linear actuators are widely used in robotics and mechatronics. But getting their accurate position is complicated. Linear Actuators are very costly (prices start from...