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Arduino-Controlled 12V Battery Charger

The Automatic Battery Charger circuit presented here can automatically charge a 12V, 7Ah battery, or above. Special features of the charger are as follows. It automatically controls the charging current as...
PC based oscilloscope using Arduino

PC-based Oscilloscope Using Arduino

Oscilloscopes are an essential tool for electronics hobbyists and professionals to verify that their designs would work as expected. PC based Oscilloscope score over standalone oscilloscopes due to their compact size,...

Temperature Based Fan Speed Control And Monitoring Using Arduino

This project is a standalone automatic fan speed controller that controls the speed of an electric fan according to the requirement. Use of embedded technology makes this closed-loop feedback-control system efficient...
Real-Time Clock With Temperature Display Using Arduino

Arduino Based Real-Time Clock With Temperature Display

This project demonstrates how you can build a real-time clock (RTC) with a temperature display using Arduino, DS3231 RTC chip, and SSD1306 OLED display (128×64 pixel). DS3231 RTC chip is more accurate...
IoT enabled air pollution meter

IoT-Enabled Air Pollution Meter With Digital Dashboard On Smartphone

Presented here is a IoT enabled air pollution meter to monitor air quality on your smartphone using Blynk application and Arduino board. Blynk is an Internet of Things (IoT) platform to...
fingerprint Door Unlock

Arduino Projects: Fingerprint Door Unlock System

This simple fingerprint door unlock project using Arduino can be very useful for door security, forensics, crime investigation, personal identification, attendance system and much more. In the future, there could be...
Contactless Switch

Automatic Contactless Switch For Smart Home

With increased technological advancements, switches require updating with current times. To avoid the risk of contracting COVID-19, it has become important to not touch surfaces of buttons and keys that have...

Corona COVID-19 Detection Device

This is a concept DIY of COVID-19 Corona Detection Device that helps to detect the symptoms of COVID-19, so as to help individuals quarantine themselves and practice social distancing. The DIY works...
RTL-Software Defined Radio and Android setup

Software-Defined Radio with Android Smartphones

Software-defined radio (SDR) is one of the most important wireless communication technologies. It is a unique type of radio system that can tune to any frequency band. The SDR platform is...

Home Automation Using Arduino Through Android Device

This project is based on Android app and Arduino Uno using Bluetooth as the wireless communication medium. It is a simple and flexible home automation system with only a few electronic...

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