An amateur radio repeater used to be a complex assemblage of equipment that would easily fill a 19″ rack. There would be a receiver and a separate transmitter, usually repurposed from commercial units ...

We’ve become used to software-defined radio as the future of radio experimentation, and many of us will have some form of SDR hardware. From the $10 RTL USB sticks through to all-singing, all-dancing ...

What if you could broadcast signals across the globe using just a credit-card-sized computer and a handful of components? It might sound like a scene from a sci-fi novel, but with a Raspberry Pi and ...

Software engineer Cameron Paczek has developed Skylight, a project that receives ADS-B signals from an RTL-SDR radio antenna and shows the airplanes flying above you on a projector aimed at your ...

The HD Radio standard, at least in the US, is encrypted and proprietary, with apparently some rather strong lawyers behind it. So, unless you feel like reverse engineering a few receivers to figure ...