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 ...
Sponsored by Texas Instruments: Long used in sonar and more recently automotive systems, this venerable technology lives on in modern products for the home. Ultrasonics or ultrasound is a radar-like ...