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 ...

There was a time when a ham radio set up sported many dials and switches and probably quite a few boxes as well. Computers have changed all that. Some transceivers now have just a few buttons or are ...

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, ...

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. The command I'm using for 87.9 FM ...