This project is a simple, low-cost wearable device designed to assist visually impaired individuals in navigating their surroundings. It uses an Arduino microcontroller, ultrasonic sensor, and buzzer ...

Description This smart sound alert system illustrate the potential of using Arduino, buzzer and ultrasonic sensor in building a security system. Use case Creating a smart alarm system. Step 1: The ...

We may receive a commission on purchases made from links. If you have an interest in electronics and have been hanging around DIY tech forums for a while now, chances are you already know what an ...

The sensor continuously sends out infrared light and measures how much of that light is reflected. When a reflective object is within its set detection range, it returns a low signal. The Arduino ...