A prior version of this story stated incorrectly that “the higher the frequency, the shorter the wavelength, and the farther signals can travel.” It has been corrected as follows: “Such shortwave ...

Numerous commenters have told the FCC that a proposal to “modernize” the shortwave band is a threat to amateur radio operators in the United States and possibly the end of ham radio as we know it. And ...

Ham radio operators are sounding the alarm over the latest threat to their beloved hobby—and this time, it is coming from Wall Street. A group of high-frequency trading firms is asking the Federal ...

Made by KiwiSDR NZ in New Zealand, the KiwiSDR 2 is a software-defined radio with its own computer, packed into a small metal ...