Cheap, easy to use SDR dongles are an immensely powerful tool for learning about radio technology. However, building your own SDR is not something too many hackers are confident to tackle. [Ashhar ...

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, ...

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 ...

With the profusion of cheap RTL-SDR devices and the ever-reducing prices of more capable SDRs there might seem to be little place left for the low-bandwidth devices we’d have been happy with a decade ...