This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...

Smart Distance Alert System using Arduino & Ultrasonic Sensor This project is based on Arduino UNO and an ultrasonic sensor. It is designed to measure distance and trigger a buzzer if the measured ...

A low-cost (~$100), do-it-yourself (DIY) ultrasonic water level sensor/datalogger has been designed, constructed, and tested for use in education, citizen/community science, and research settings. The ...

WORKING OF MODEL ~ A human hand-following robot utilizing IR sensors, ultrasonic sensors, Arduino, motor, and wheels employs a sophisticated blend of sensing and control technologies. IR sensors ...