Skip the Radio with This Software-Defined Ultrasound Data Link

We know what you’re thinking: with so many wireless modules available for just pennies, trying to create a physical data link using ultrasonic transducers like [Damian Bonicatto] did for a short-range, low-bitrate remote monitoring setup seems like a waste of time. And granted, there are a ton of simple RF protocols you can just throw at a job like this. Something like this could be done and dusted for a couple of bucks, right?


This is a companion discussion topic for the original entry at https://hackaday.com/2024/01/13/skip-the-radio-with-this-software-defined-ultrasound-data-link/