In my last column I described measurements I made on some indoor TV antennas. The “Spectrum Spy” software and Airspy SDR I used for those measurements can also be used as part of a very portable, ...

Awhile back I described the RF toolkit I carry around with my laptop. Since I wrote that article, I’ve had a chance to test some new devices. This month I’ll look at the latest Hauppauge ATSC USB ...

The R820T tuner IC is used in the popular Airspy software defined radio (SDR) as well as many of the inexpensive RTL SDR dongles. [TLeconte] did some experiments on intermediate frequency (IF) ...

The SDR revolution has brought a bonanza of opportunities for experimentation to the radio enthusiast, but with it has come a sometimes-confusing array of software for which even installation can be a ...