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 ...

Here is a hack that takes the stick out of the blind mans hand. [Steve] has been working on the Tacit, a wrist mounted sonar device with haptic feedback, it’s like strapping a bat to your wrist to ...