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 ...

This ultrasonic radar project is from [mircemk] who uses a small ultrasonic distance sensor attached to a rotating platform. A motor rotates it around a 180-degree field-of-view and an Arduino ...

If an object is detected in the 180-degree field of view of the ... Inside the 3D printed enclosure is an Arduino Pro Mini, a HC-SR04 ultrasonic sensor, ... it will count how many pull ...

Hoffmann + Krippner’s P53-80-D18 compact (45 mm long and 18 mm diameter) ultrasonic sensor is for use in harsh environmental conditions as well as in hygienic applications. ... detection of moving ...

An Arduino polls the ultrasonic sensors and provides feedback via the boxes. This completely frees up the user's hands for other tasks. Advertisement. While the prototype has a ways to go, such as ...

A startup called Ultrahaptics aims to make gesture control and virtual reality more engaging by using ultrasound waves to let you feel like you’re touching virtual objects and surfaces with your ...