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 ...

It’s the way of technology that some possibilities tickle us more than others, eliciting that unmistakable sense of wonder that such things can really be done. For myself, I’m a sucker for flight ...

What if you could decode the invisible chatter of wireless networks, uncovering the secrets of off-grid communication systems, all with tools you can build at home? The intersection of ...

Have you ever wondered what’s happening in the invisible world of radio waves all around us? From the music playing on your favorite FM station to the Wi-Fi signals powering your internet connection, ...

Once you move away from the usual software defined radio (SDR) dongles, you have only a few choices unless you want to drop some serious cash. One common hobby-grade SDR is the KiwiSDR. This popular ...

What can’t the Raspberry Pi do? Well, it definitely can operate as an AirPlay receiver for Apple’s Wi-Fi audio streaming protocol, it turns out. Cambridge engineering student Jordan Burgess managed to ...

AirPlay is great for wirelessly piping music through your home, but even basic AirPlay speakers come with a hefty price tag attached. You may already have a perfectly serviceable stereo system in ...