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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.

Arduino Projects: Making Arduino Shields Using Fritzing

We are all familiar with Arduino shields available in the market. These allow us to increase the functions and capabilities of Arduino boards. Without...

ESP32 Internet Radio

The cheap MP3 VS1053 codec processor from aliexpress.com is told to be capable of decoding a variety of music formats, including Ogg Vorbis/MP3/AAC/WMA/MIDI audio....

Pedestrian Detection Using MATLAB

MATLAB (matrix laboratory)is a multi-paradigm numerical computing language. A proprietary programming language designed and developed by Math Works, MATLAB permits matrix utilization, plotting of...

Image Processing Using MATLAB: Image Deblurring and Hough Transform (Part 4 of 4)

Read Part 3 Image pre-processing and identification of certain shaped objects in the image is explained here using Image Deblurring and Hough Transform. Image deblurring removes distortion...

Signal Generator and Inverter Using NE555 Timers

Often we require a squarewave signal generator with adjustable frequency, almost equal high and low output pulses and adjustable amplitudes. Here we present a...

Understanding Spectrogram of Speech Signal Using MATLAB Program

This article explains spectrogram of the speech signal (analysis and processing) with MATLAB to get its frequency-domain representation. In real life, we come across many...

Weather Forecasting on ESP32

In any power utility corporation ash dyke management is a huge issue. For fugitive dust control huge sprinklers that spray water all along the...

Automatic Plant Watering System with Melody

In our usual busy routine, one of the reasons for people hesitating to keep plants at their home is that people forget to water...

Arduino-Based Two-Wheel Self-Balancing Segway

Segbot, Segway and inverted pendulum—two-wheel self-balancing robots are known by many names. Here we build a two-wheel self-balancing robot (segway) using an MPU-6050 chip....

ESP32 Particulate Matter Monitoring

Dust is a silent killer. Ever since the smog pollution of Delhi has hit the headlines, the public awareness about these two particulate matters...

Laser Light Security Alarm

This article shows you how to create a DIY laser light security alarm, perfect for enhancing home security. The best part? It’s a simple project...

Simple Multi-Sensor Fire Alarm

The fire alarm circuit presented here raises an alarm on detecting flames and high temperatures. It can be used in two ways: A single...

Multifunction Rechargeable Digital Clock

Presented here is a digital clock that also functions as a rechargeable light lantern and a mobile charger. The digital clock has all the...

HDL and FPGA: From Gates to Microprocessors

Digital designs can be described precisely and concisely using hardware description languages (HDLs) like Verilog and VHDL. Both languages are capable of digital circuit...

Automatic Light and Overcharging Control With Voltage-Level Indicator

This circuit can be used for automatic light control and 6V battery charging. It monitors the battery level and switches to charging and overcharging...

Bi-Directional Motor Driver Using ULN2803

Motor driver modules for motors allow you to control the working speed and direction of two motors simultaneously. Here we present an alternative ULN2803...

Optical Theremin Musical Instrument Using Arduino Uno Board

Theremin is an early electronic musical instrument controlled without physical contact by the thereminist (performer). It is named after the Russian inventor, Léon Theremin,...

Multimeter Test Leads from Scratch

If you are an electronics hobbyist and need to measure low currents and low voltages, you can buy any inexpensive multimeter. However, test leads...
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