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.
Protect Your Appliances With This Power-On Delay Timer
This simple delay timer circuit is used to prevent noise and spike in electrical equipment before switching on the main input supply. Most electrical...
Create A GUI Program For Raspberry Pi And Arduino
This article describes the procedure to set up Arduino as a slave device, which gets all control signals from Raspberry Pi running a Python...
Get Set Go with Raspberry Pi Camera
This project describes how to connect a web camera to the Raspberry Pi and make use of it. Raspberry Pi board has an onboard...
Contactless UI Control For Lifts
Lifts/elevators in buildings, hotels and hospitals are used by many people. If it’s a structure with over more than 100 floors, then using stairs...
Turn Your Phone Into IR Contactless Thermometer
Since the outbreak of COVID-19, it has become essential to regularly monitor the human body temperature without coming into contact with the measuring device...
Make Your Own Password Locker
A password locker usually has an electromagnetic lock that opens only when the correct password is entered. The circuit presented here for such a...
Make A Crystal-Locked FM Transmitter
The circuit presented here uses a crystal oscillator and frequency multiplier to generate a highly-stable carrier signal frequency of 96MHz. With 40mW of RF...
Contactless IR Thermometer For COVID-19 Detection
Due to the break out of COVID-19, we need to check our body temperature wherever we go - from hospitals to airports - to...
Build A Universal AC/DC Booster, Audio Amplifier Cum Line Driver
A universal AC/DC booster, audio amplifier and line driver can be used in sensor circuits, audio signal generators, electrical guitars and so on. Most...
Design Your Own Digital Photo Frame
This digital photo frame is designed using Arduino Uno. Smartphones with high-resolution cameras and enhanced features have motivated people to click photos of almost...
Build This IoT-Based Smart Home Controller Using Blynk
Presented here is an Internet of Things (IoT)-based controller for a smart home. This IoT project can be used to control any four home...
Make This Noise Detector For A Noise-Free Zone
‘Please Keep Silence!’ You must have seen this message written in such places as libraries and offices. But some people tend to, intentionally or...
Smart Water Meter To Help Control Water Wastage
Increasing water consumption and wastage is leading to water scarcity. While a large population has no safe drinking water, some people use a lot...
Surround Yourself With Sound From Three-Channel Audio Amplifier
This article presents a simple, low-cost audio amplifier with three channels built around two TEA2025 ICs. The amplifier works from an AC or a...
Stephen Hawking Wheelchair Model Controlled By Eye Motion Part-1
Body paralysis caused by severe neural conditions is one of the most complicated and dreaded things to happen to humans. It makes the daily...
1.5W Power Amplifier
Here we put all the theory to work and present a simple 1.5W power amplifier module that can be easily built with readily available...
Humidity Indicator and Controller
Presented here is a simple humidity controller and indicator. In industries such as textile, the change in moisture content has a direct impact on...
Human-Machine Interface through Electromyography
Electromyography (EMG) is a technique of recording muscular activities by measuring the potential difference across a muscle of interest. EMG signal acquisition is the...