Portable Digital Weighing Machine Upto 100kg
You must have seen a digital weighing machine in numerous shops, but have you ever wondered how it works and how it can be...
Alarm Clock Radio Using Arduino
This project describes how to make the alarm clock radio in Arduino. The main feature of this project is that it will display date,...
AC Lamp Blinker Using Timer 555
There are at least two popular applications of blinking a string of 110V/230V AC incandescent lamps. The first is audio-visual warning at construction sites...
Design Your Own Portable Spectrum Analyser
This low-cost portable spectrum analyser can be used to analyse the frequency content of input signals up to 5kHz. Frequency spectrum of an input...
Simple Key-Operated Gate Locking System
This simple key-operated gate locking system allows only those persons who know the preset code to open the gate. The code is to be...
Develop A Fastest Finger First System for Six Players
Described here is an Arduino-based fastest finger first system. In quiz shows, the buzzer or fastest finger first round is frequently used to determine...
Make Your Own Smart Light
Most textile retail stores have trial/changing rooms for customers to try on new clothes before buying them. These rooms are illuminated all day long,...
Design IoT Mesh Enabled Environment Monitoring Device
Environmental pollution has become a major problem in today’s world. Its increase is affecting our health badly, especially in urban and semi-urban areas where...
Design Your Own Low-Cost IoT Robot
There are many types of robots, from simple toy cars to advanced industrial robots. The Wi-Fi-controlled IoT robot described here uses NodeMCU and Blynk...
Build A Serial Data Debugger
A Serial Data debugger is a tool used to test and debug other programs or target programs. This project is based on Atmega16A microcontroller...
Smart Wearable Bluetooth Fitness tracker
Nowadays, electronics is being increasingly used in clothing, making them smart and at the same time, fashionable as well. So, we have decided to...
Build a Smart Touch-Controlled Multi-Doorbell System
Technology is advancing daily and everything is turning smarter. A number of traditional devices that we use in our homes are becoming smarter now,...
RFID Based Smart Device For Storing Data
In order to not forget confidential details such as login IDs, passwords, bank account number etc. we often note them down on a document...
Monitor Devices Through Web Browser
The Internet of Things (IoT) is being widely used in industrial and commercial applications. This article describes how to monitor devices or things connected...
Build Your Own Low-Noise 48V Regulated Power Supply
Here is a low-ripple and low-noise 48V regulated phantom power supply for an audio preamplifier and driver. Such power supplies require well-filtered, low-ripple and...
Noise Detector with Automatic Recording System Using Arduino With The IoT
Noise pollution is a growing problem in modern cities, thanks to rapid population growth, urbanisation and new technologies. Moreover, at times, a noisy neighbour...
Smart Wearable Device For Distress Calls
We all know how it feels to be stuck in a helpless situation and the stress it causes. Imagine being encountered by a dangerous...
RTC Automatic Electronic Ring Bell
“Ting-Ting-Ting” - We are all familiar with that sound of school bell which rang before morning assembly, lunch break and at the end of...