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.
Smart Sensor For Shock And Vibration Detection
A standalone shock and vibration detection sensor device detects abnormal vibrations or shocks. Compact and versatile, it can be deployed in any environment requiring...
World’s Smallest Programable Indus Phone Design (Part 3)
In the previous article of this DIY Indusphone series, the smallest touchscreen phone was created using the SIM800L for the 2G cellular network and...
Decorative Automatic Garden Watering System
The proposed decorative and automatic garden watering device, equipped with a soil sensor module, provides an efficient way to maintain a flourishing garden with...
Make An Arduino-Based Wireless Frequency Meter
This project demonstrates an Arduino-powered wireless frequency meter that can measure the frequency of sinusoidal AC transmissions ranging from 50Hz to 3kHz. Figures 1...
World’s Smallest Portable Ammeter and Energy Monitor Device
Imagine holding a portable Ammeter and Energy Meter in the size of a coin, just 3.3 cm in diameter, capable of performing the same...
Low-Cost LPG Leakage Detector Without a Microcontroller
While LPG leakage detectors are widely available, they are often costly and rely on microcontroller-based designs. Here, we present an affordable, easy-to-build LPG leakage...
DIY SOS Device For Emergency Alerts
The safety of children, elderly people, medical patients and women is a prime concern, whenever they are outside or at home alone. Nobody wants...
Generate Power Using Microturbine
Presented here is the Hydropower Generation circuit that generates power from a water pipe in a building using a microturbine. The generated electricity can...
How To: Make Decorative And Automated Garden Watering
Key Takeaways
What is a Decorative and Automated Garden Watering System?
How to interface a soil sensor with your garden soil.
Step-by-step installation of your Decorative and...
Making Your Own Programmable IndusPhone Design (Part 3)
Today, we're diving into some super exciting stuff:
Extracting contacts and phone book from a SIM card
Designing a calculator (yup, your very own!)
Making the dial...
Automatic Water Pump Controller
Here’s a circuit for an automatic water pump controller that manages the operation of a water pump motor. The motor automatically turns on when...
Arduino based Window Alarm Annunciator
Presented here is a window alarm annunciator based on Arduino Uno board. An annunciator is mainly used in process plants, power plants and industries...
Smart GPS Tracker Using Arduino: Ensure Safety For Kids And Vehicles
Today, we’re going to build a smart gps tracker using Arduino that can help you keep tabs on your child’s location – and as...
World’s Smallest Programable Indus Phone Design (Part 2)
This is the second part of designing the world’s smallest phone Indus Phone, where the UI is integrated with the basic functions of the...
STK435 IC-Based Stereo Amplifier
This stereo AF amplifier uses the STK435 IC, a highly popular choice due to its simplicity. The STK435, with its 15-pin configuration, requires only...
Arduino-based Sewer Drain Shield for Smart Cities
Drainage systems are vital for storm water management but often transport pollutants, especially plastics, to rivers and oceans, harming ecosystems. Traditional sewer cleaning methods...
ESP32 Speech Function: Text to Speech
Speech capability in technology primarily has two dimensions: text to speech (TTS) and speech to text (STT). This ESP32 Text-to-Speech device focuses on TTS....
Street Light Controller
Two of the problems commonly associated with street lights are false triggering due to slight variation in the intensity of ambient light and no control over switching action. Here is a simple switching circuit for street lights that overcomes these problem