The RTL-SDR hardware and software has itself improved enormously, but perhaps more importantly, the success of the project has kicked off something of a revolution in the software defined radio ...

virtually all of those sensors – many of them rated for outdoor use – use the unlicensed 433 MHz spectrum that can easily be captured using cheap RTL-SDR (software defined radio) USB dongles.

Join Elektor and Baltic Lab’s Sebastian Westerhold for a deep dive into cutting-edge RF experiments, SDR projects, and a ...