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.
Temperature Monitoring on Cayenne IoT Platform
This temperature monitoring system is based on Cayenne Internet of Things (IoT) platform, NodeMCU microcontroller (MCU) and Message Queuing Telemetry Transport (MQTT) protocol. The...
OTP-Based Smart Wireless Locking System Using Arduino
In this project, we are going to make an OTP-based smart wireless locking system as you can see in (Fig. 1). This smart lock...
Smart Wireless Water Meter With Web DB IoT Projects
As water consumption and wastage increases day by day, water scarcity has become a growing concern around the globe. While some irresponsible people are...
DC Panel Meter Using Arduino
Panel meters in regulated power supplies are used to display electrical parameters like voltage and current. Presented here is a DC Panel Meter circuit...
Two-Channel Wireless Audio Amplifier Using Bluetooth and TA8210AH
Use of audio amplifiers is increasing day by day. This project deals with the transmission of the audio signal wirelessly and amplification of the...
Designing FM Receiver Using GNU Radio and RTL-SDR Dongle
This article covers the designing of an FM receiver using GNU Radio software and RTL-SDR hardware on Ubuntu operating system (OS). With advancements in...
Wireless Control of Robotic Car Through MATLAB GUI
This project presents the implementation of a MATLAB graphical user interface (GUI)-based approach to wirelessly control the movement of a robotic car. Commands to...
Plus-minus 5V Supply From 9V Battery
Op-amps require dual-polarity supply for proper operation. When working with battery supply, it becomes difficult to get dual power supply for the op-amps. Presented...
ESP32-based Air Quality Monitoring System
This is an ESP32 NodeMCU-based Air Quality monitoring system to check particulate matter (PM), humidity, temperature, altitude and pressure levels. Various environmental conditions of...
Turn Your Old Inverter Into An Emergency Power System
An inverter turned into an emergency power system, which turns on when the mains supply fails, and more importantly doesn’t turn on when the...
Setting Up Qt On Raspberry Pi And Basic Application
This project describes the steps to get started with Qt software on Raspberry Pi operating system. Qt is a platform-independent application that can run...
Transform Your Recordings: Crafting an 8-Input Audio Mixer with Pro-Level Controls!
When recording sound from several orchestral instruments being played by different musicians using a single microphone, the only way to adjust the sound balance...
LED Scrolling Display
A light-dependent resistor (LDR) whose resistance is inversely proportional to the intensity of light is often used as a sensor in electronic projects that...
Simple Line Follower Robot Using LM358
Presented here is the design for a relay-based line follower robot without using a microcontroller (MCU). The robot provides a simple application to get...
Cellphone Operated Land Rover Without Using Microcontroller
Here we discussed the step-by-step guide to building Cellphone Operated Land Rover Without Microcontroller.
Mobile robots have the capability to move around in their environment...
3 Phase Motor Programmable On and Off Controller
A 3 phase motor programmable controller that automatically turns on/off controller can be made with a programmable time switch. In this case, a maximum...
Warning System for Over-Height Vehicles
This circuit can be used to detect big over-height vehicle moving towards bridges, tunnel entrances and overhead structures, and warn the drivers. It can...
Designing Wireless Gas Detection and Monitoring Systems
Gas detector systems are mainly used for sensing the presence of gas leaks and then taking an action, such as automatically shutting down the...