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.
DIY: Low Noise Power Supply With Four ICs In Parallel
This article presents a low-noise power supply with four 78L15 voltage regulators in parallel, giving about 15V DC output. The modern environment has become...
Washbasin Mirror Light Controller
This controller circuit based on an infrared (IR) object sensor (Sharp 2Y0A21) is used for saving power of the mirror light near a washbasin....
Social Distancing Alarm Cap
Here is an Arduino based social distancing alarm cap meant for Covid-19 pandemic or similar disease outbreak. Maintaining the right gap for social or...
Simulink Model For Real-Time Logging Of Process Data In MATLAB Workspace
In this project, temperature data is logged in real time in MATLAB workspace by building a model using Arduino IO Library in Simulink. Process...
Water Turbidity Meter
Water turbidity is an important factor for maintaining the clearness of water in different places such as ponds and lakes. It is also required...
Voice and Google Assistant Control Universal Remote For TV And AC
We all have televisions in our homes, whether it is a slim smart TV or a large CRT-based TV. And they require a set...
Turn Your Phone Into A Contactless Thermometer
Due to the outbreak of Covid-19 pandemic, it has become important to check the body temperature of people without any contact with them to...
Environment and Weather Monitoring System
Many areas require continuous monitoring of the air pressure, temperature and humidity to help predict any change in weather and environmental conditions so that...
Smart AI Robot With Gender Recognition Using Voice
“Robot With Smart Sense its can now recognise your gender even if it is not seeing you can”
“We humans have extraordinary capability through which...
Sound Based Computer Automation Using Python
This project is used to control computer such applications as slideshow, music, or video with a finger snap or a clap. It aims at...
Smart 230V AC Bulb Holder
The smart 230V AC bulb holder introduced here is an ultra-simple device with an automatic electric bulb controller switch and a standard electric bulb...
A Simple Timer Based On Arduino Uno
Presented here is a simple timer kit built around an Arduino Uno board. It can be used to measure the time delay duration of...
Automatic Lights and Door Without Microcontroller
There are various IoT devices available in the market that perform tasks based on voice commands such as opening a door or switching on/off...
Low-cost 3.7V to 5V-6V DC-to-DC converter
This article presents a simple, low-cost DC to DC converter that converts 3.6V-3.7V battery input into three outputs of 6V, 5.3V and 5V. These...
14-Watt Hi-Fi Audio Amplifier Using TDA2030A
Here is a simple mono audio amplifier using a single 5-pin IC TDA2030A. This IC is inexpensive and easily available in the market. The...
RPI Voice Recognition For Home Automation And IOT
Voice Recognition For Home Automation and IoT Having On Board RPi using AIY and it can recognize the voice . Now no need to...
IR Based Automatic Hand Sanitiser Dispenser
This project is based on an infrared (IR) sensor, which detects the presence of hands and consequently activates the motor pump to dispense alcohol-based...
Dual Microphone Preamplifier For ADC, MCU And Arduino
Most microphones’ output signals are weak and cannot be directly connected to some other circuits. Also, some microphones require DC power supply or high...