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 ...

Shifting to the new waterproof ultrasonic sensor is not a big deal, since it’s pretty easy to modify some example codes to use it. The quick road test, oh it’s a simple approach to display the ...

Enclosed are the ultrasonic ... sensor and an LED indicating the power status. On the other side of the CAT5 cable can be found an Arduino compatible board with an XBee shield and a 9V battery ...

Showing that you can communicate between two Arduino development boards using ultrasonic waves rather ... “Looking through the source code for the transmitter and receiver, we can see it ...

Watch the demonstration video below to learn more about the ultrasonic race timer ... t need any fancy tools and we will use popular components like Arduino, buzzer, buttons, and one that ...

Taste The Code How to make an ultrasonic non-contact Arduino Air Drum Set for hours of fun Posted: May 14, 2025 | Last updated: May 14, 2025 Hi, I'm Bill. I'm a software developer with a passion ...