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.
Build a Real-Time IoT Dashboard for Wireless Sensor Data Monitoring
Obtaining sensor data wirelessly and with minimal wiring is a significant application of IoT. This system is useful for monitoring people, machines, environments, and...
Integration of Mixed Signal Processing Into Smart Locking Systems Using Finite State Machine
In the era of advancing technology, the need for security has become an essential part of everyday life. One of the basic and most...
I2S Microphone Input
For Audio processing , Voice recognition and and audio transmission the I2S is needed.
voice recognition, and efficient audio transmission. By utilizing the I2S interface,...
Interfacing OLED Display With Indusboard
OLED displays are commonly used in various projects and are typically I2C-based. All ESP32 chips come with at least one I2C port, and some...
RFID Card Cloning: Step-by-Step Guide
RFID and NFC tags are ubiquitous in our daily lives, powering systems like metro and bus cards, parking lots, office attendance systems, entry gates,...
Build Smallest Pulse Oximeter
An oximeter is an essential tool for both doctors and individuals, enabling daily health monitoring by measuring blood oxygen levels, pulse, and heart rate....
Over the Air (OTA) Programming Made Simpler
The IndusBoard can be managed and powered wirelessly, allowing for firmware updates and programming without the need for physical connections. The board can be...
ESP32 I2S Audio Processing – Guide
Audio processing, voice recognition, and efficient data transmission have become integral aspects of modern technology. In this step-by-step guide, we explore a hands-on ESP32...
Low-Cost Stereo Audio Amplifier Under 50 Rupees
Audio amplifiers are essential components in various electronic devices, ranging from smartphones and gaming consoles to gadgets and audio systems. They play a crucial...
Personalized E-Paper Clock Using ESP32 Microcontroller
We designed a Personalized DIY E-Paper Clock Using ESP32 Microcontroller. Circuit Diagram and Code explained in the article.
E-paper is continuously evolving. The day is...
Joystick-Controlled Arduino System for Operating Home Appliances
In the world of electronics and embedded systems, the use of a joystick and an Arduino Uno board has many possibilities for developing control...
International Space Station Tracker
The proposed International Space Station tracker, powered by the NodeMCU board, uses LEDs and a buzzer to indicate real-time ISS position.
The ISS tracker interfaces...
Implantable Chips: Storing Data Inside Body – Part 2
In the previous tutorial, we covered the implantable chip-based data tracking system for animals. Continuing our design series, we now progress to designing a...
Verification Of K-Map Technique (KARNAUGHMAP) By Multi-Password Operated Electrical Gadget
The karnaugh map i.e. K-map method is a graphical technique to simplifying Boolean expressions. It is a diagrammatic technique which is used to reduce...
Frequency Divider using 7490 Decade Counter
Here is a low-cost frequency divider using 7490 decade counter circuit for generating different square-wave signals. The circuit is built around a 10MHz crystal...
Interfacing LPC2148 32bit Microcontroller With The PC Using NI LabVIEW
About LPC2148
NXP’s LPC2148 is an ARM based high-performance 32-bit RISC Microcontroller preloaded with many in-built features and peripherals, In-System Programming (ISP) and In-Application Programming...
Beginners Guide to Resistor Colour Codes
This table will help you with managing resistor color code so that you don't burn up your circuit due to a wrong resistor.
Right below...
Interfacing X9C10X Series Digital Potentiometer With Any Microcontroller
In this DIY article, I will be explaining how to interface X9C10X series of Digital Potentiometer with any microcontroller, for ease of explanation I...