Raspberry Pi based Supercomputer With Water Cooling Technology
There are areas where we need small computing machines that can work collectively like a supercomputer. Let us see here how it can be...
Overvoltage and Undervoltage Protection For Electrical Appliances
In some places, especially in developing countries like ours, sudden fluctuations in the mains voltage are quite common.
This sometimes causes a serious damage of...
555 Timer based 5-Colour LED Flasher Circuit
This 5-color LED flasher circuit can be built using the popular 555 timer and 4017 decade counter ICs. It does not require any expensive...
Maixduino Powered Doorman – Modified For Better
Maixduino Powerd automatic doorman
For entering & exiting control room there are two glass swing doors - one outer door and one inner door....
Amazing Speech-Controlled Sudoku Solving Robot
For most people solving sudoku puzzles is not a particularly simple task. A novice may take many hours to finish a straightforward sudoku puzzle....
Coal Mining Safety Robot Using Arduino
The main objective of this project is to design a coal mining safety robot to detect toxic gases emitted in coal mines. It is...
Smart Google Glasses With Transparent OLED Display
Google Glasses launched a few years ago look like normal eyeglasses but it is made of a special glass and has a user interface...
A Python Based GUI For AM Modulation
Amplitude modulation (AM) is a signal modulation technique that is widely used by radio stations for transmitting their programmes. This project proposes a Python...
Remote Controlled Corona Protection Bell
The World Health Organization (WHO) recommends that everyone should rub their hands with soap for at least 20 seconds before washing with water to...
ESP32 As Camera Webserver
This small-size programmable camera can start taking pictures when motion is detected and transmit real-time videos. It can be hidden easily for espionage work...
Building Driver Drowsiness Detection System
Today we are going to make a smart Driver Drowsiness Detection System using Raspberry Pi that will keep track of a driver's eye movement....
A Small Portable IoT Health Sticker
Monitoring health of a person continuously 24 hours a day and every day of the week is not easy for even doctors and researchers,...
DIY: Smart Google Glasses With Built-In Phone Feature
The previously designed Smart Google Glass is configured with a transparent OLED display that provides various information in front of the eye as an overlay....
MagSafe Enabled Wireless Power Bank
MagSafe, a magnetic technology embedded into the internal engineering of iPhone 12 model, was originally created as a safety feature for MacBook charging cords....
Remote Controlled Corona Protection Device Specially For Children
We know that World health organization (WHO) recommends that everyone should wash their hands with soap and water at least 20 seconds to prevent...
The Standalone Logic Analyzer That Needs No Laptop
The most essential tool for engineers is a logic analyzer, which they operate using a laptop or PC to show the results. A stand-alone...
Top Reference Designs for Li-Ion Chargers
Designing a Li-Ion Charger? Here’s a collection of valuable industry-grade reference designs shared by leading brands.
Reference Design Of USB BC 1.2 Compliant Charger
The Reference...
Power Supply With Digital Volt-Amp Panel Meter
This is a variable power supply with digital volt-amp panel meter. Its advantage is that you do not need a separate voltmeter, ammeter, or...