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.
Energy Saver Circuit For Two Heat Convectors
Use of a room heater at night in winters can cause sleepless nights, dry skin, and allergy. Worse, it can prove a health hazard...
Portable 15-Watt PA System With Battery Management
Many mini electronic modules are available in the market for providing quick plug-and-play solutions. We can use some of these modules to make a...
DIY: Wireless Power Case For Raspberry Pi
Earlier, we made a futuristic wireless tile called Smart PowerTile that allowed home walls to wirelessly power electronic/electric devices, similar to a MagSafe. With...
Variable Power Supply For Up To 3A Current
The circuit presented here can provide up to three amperes of current for a 5V, 6V, 8V, or 9V supply. It uses the popular...
DIY: Create Your Own (Small) Laptop!
Note: We tested and updated this project, available on Smallest Raspberry Pi Laptop.
In this age of flexible working, the usage of laptops anywhere and...
Supercapacitor-Powered Bicolour LED Night Lamp
You can make a bicolour LED night lamp powered by a supercapacitor that is based on joule thief circuit for charging the supercapacitor. Most...
DIY: Control TV With Alexa IoT TV Controller
In a smart home, electronic appliances can be controlled through voice or gesture, including a TV set. Unfortunately, this feature is not available in...
Use Your Smartphone As A Smart Remote For TV And Set-Top Box
Smartphones have become an integral part of our lives but when it comes to watching our favourite TV shows, we have to look for...
GSM-based SOS Alert Device
The safety of children, elderly people, medical patients and women is a prime concern, whenever they are outside or at home alone. Nobody wants...
Automatic Certificate Generation Using Python
Automation projects are nowadays highly appreciated due to the availability of cloud computing resources. This article is in continuation to the ‘Automatic Certificate Generation...
IOT-based Light Dimmer and Speed Controller
Controlling the light brightness or fan speed is often done using a regulator found in switchboards. But can you control them using a smartphone?...
Taxi Fare Meter
A taxi meter in cabs and autorickshaws calculates the fare based on the distance travelled. Here is a circuit that calculates the trip fare...
Contactless Smart Bin
This smart bin can help maintain clean and hygienic environment as garbage can be thrown into it without touching it. The bin has a...
DIY: Simple Oxygen Concentrator To Assemble At Home
In the present world, highly affected by pandemic, there is a huge spike in Covid-19 infection cases in many places. With limited resources the...
Automatic School Bell That Also Announces Alert Messages
As the coronavirus pandemic continues, and could affect school-going children as well, the importance of smart devices has increased. This automatic school bell announces...
Factory Assembly Inspection Using AI-based Quality Control Camera
Inspecting and controlling the quality of a product is a tedious task when done manually. It requires proper hand-eye coordination, which can get tiring...
Study Of Rectified Waveforms Using Arduino Uno
This project can be used in the laboratories of industrial training institutes (ITIs), polytechnics, and engineering colleges to study the half-wave and full-wave rectifier...
DIY: e-Ink-based IoT Touch Switch
e-ink displays are quite impressive as they use electrically activated ink molecules, which doesn't lead to fading away of designs made using it -...