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 ...

Sometimes the best builds aren’t anything new, but rather combining two well-developed hacks. [Marc] was familiar with RTL-SDR, the $30 USB TV tuner come software defined radio, but was surprised no ...

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, ...