The transmitter and receiver For the transmitter, he turned an Arduino Pro Micro ... Or you could use a larger transducer to make an affordable ultrasonic soldering iron.

Showing that you can communicate between two Arduino development boards using ultrasonic waves rather than radio waves to pass messages. Watch the demonstration video below to learn more about ...

In the video after the break, [Eduardo] demonstrates his extremely simple setup for using ... the ultrasonic transducer is simply tied to one of the digital pins on the Arduino.

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 ...

At points I might do something that might be dangerous because I'm comfortable with some tools or techniques but please always use your common sense and don't try everything you see here.

This one is an unusual smart home project, potentially - how to monitor a fish tank’s health with an AI-enabled ultrasonic sensor system. The detailed project is highlighted on Hackser.io and features ...