Packrat Mondays: The Cat-O-Tron Tells You if There is a Cat in the Box

It’s a Cat-O-Tron! Designed by Spectrum’s DIY editor Stephen Cass, who needs to know if there’s a cat in the box, so he can stop surprising the feral cats in his neighbourhood when cleaning their shelters. Build your own! https://spectrum.ieee.org/feral-cat-radar-detector

#cats #diy #catsofyoutube #meow #maker

Credit to : IEEE Spectrum