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 ...

If you own one of the ubiquitous RTL-SDR software defined radio receivers derived from a USB digital TV receiver, one of the first things you may have done with it was to snoop on wide frequency bands ...

I'm working on a little project using a RTL_SDR dongle in a Raspberry Pi. I have it successfully tuning using RTL_FM and outputting the audio over the onboard sound.

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 ...

Amateur meteorologists or Pi enthusiasts looking to build a weather station may be interested in a new project published to the Hackster.io project library this week by Nootropic design. The Raspberry ...