The audio component centers around the SS8550 PNP transistor (Q1) which serves as a driver for the passive buzzer (BZ1). This ...

Most of you know how an NFC tag works. The reader creates an RF field that has enough energy to power the electronics in the ...

The Arduino GPS tracker circuit connects three main components: Arduino UNO R3, NEO-6M GPS module, and SIM800L GSM module. This design uses both hardware and software serial communication since ...

In this paper, an Automatic Load Shedding module is developed for teaching and research. The module uses an Arduino microcontroller combined with a switching circuit to implement a load shedding plan ...

In the recent years, hundreds to thousands of people have been killed in many disasters across Asian region, such as tsunami, floods, earthquakes and so on. During disaster, most of the electricity ...