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 a smart security system using an Arduino, an ultrasonic sensor, three LEDs, a buzzer, a DC motor, a joystick, and an LCD display. At startup, the system operates in Normal Mode, where ...

In the real world, missile systems use advanced radars, infrared sensors, and other hardware to track and prosecute their targets. [Raspduino Uno] on YouTube has instead used ultrasound for targeting ...

There was an error while loading. Please reload this page. This project demonstrates a cost-effective radar-guided defense system using an Arduino microcontroller and ...

Read how a simple ultrasonic sensor, a vibrating motor, and one or two microcontrollers turned into a practical upgrade for a walking frame. This ultrasonic obstacle detection module is capable of ...

This is a simple arduino project for a soil moisture sensor that will light up a LED at a certain moisture level. It uses Arduino Duemilanove microcontroller board. Two wires placed in the soil pot ...

An Arduino can be used to test the life of any battery with less than 5 volts, Boxall says. So, for a quick way to see how much juice your AAA, AA, C, or D batteries have left, build this ...

When it comes to performance, there's a world of difference between the Raspberry Pi and Arduino. The former, after all, is technically a fully functional computer that can run games, word processors, ...