First heard as US and Israeli strikes on Iran began, the shortwave broadcast has since been traced to a US military base in ...
A mysterious shortwave radio signal that has puzzled intelligence agencies and amateur radio enthusiasts for decades has once again broadcast a new coded message—one that experts and hobbyists alike ...
As Solar Cycle 25 peaks, learn how increased sunspots and ionospheric ionization are boosting shortwave radio propagation.
Twelve hours after the US and Israel began bombing Iran on February 28, 2026, a shortwave radio signal started broadcasting ...
The second season of The Divided Dial, a series by WNYC's On the Media, explores the ideological battles playing out on shortwave radio, which can reach across continents. NINA MOINI: We've been ...
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 ...
The radio signal first started broadcasting on February 28, about 12 hours after the United States and Israel began bombing Iran. On a scratchy shortwave signal almost twice a day -- in the early ...
[Sjef Verhoeven] still loves radio and enjoys the challenge of listening to radio signals from far away. He wanted to build his own radio and turned to the TEF6686 chip, a device often found in car ...
The regime is overmatched militarily, but still has tools for returning fire.