Add Yahoo as a preferred source to see more of our stories on Google. In an episode of "Sacred Riffs," Eckl (aka the Bob Ross of rock) shared that he and his wife were watching Frozen 2 when he ...

This document is aimed at the Arduino developers, radio experimenters, hobbyists and anyone interested in building a receiver based on the Si473X IC family from Silicon Labs. This project is about an ...

I purchased one of each of these cheap sensors recently from aliexpress for testing purposes. Compared with the ubiquitous HC-SR04 (*), I liked the idea of having a combined emitter/receiver, i.e.