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 project is an Arduino-based Parking Management System that detects vehicle occupancy using ultrasonic sensors, tracks parking fees, and displays available slots on an I2C LCD display. The system ...

Abstract: This paper provides details about the design and operation of a Collision Avoidance System in smart cars, with the Arduino board as the central control unit, interfaced with an ultrasonic ...

This project is a simulation of a 4-DC motor robot using L293D motor driver, Ultrasonic sensor (HC-SR04), and Servo motor. This project is a simulation of a 4-DC motor robot using L293D motor driver, ...

Sometimes, it’s time to shut down the oscilloscope, and break out the cardboard and paints. If you’re wondering what for, well, here’s a reminder of an Instructable from [CrazyScience], that brings us ...

Strictly speaking, a Theremin uses a pair of antennae that act as capacitors in a specific R/C circuit. Looking at ...