Add Yahoo as a preferred source to see more of our stories on Google. Lee Jiann-shing, right, sets up a radio station in the trunk of his van in Taipei, Taiwan. (Annabelle Chih / For The Times) For ...

The TEC and radio wave interruptions observed in the Chinese region. (a-b): Ionogram at 06:00UT on 10 May, 2024 in CSSL station (116.20°E, 40.30°N) and SAYA station (109.63°E, 18.35°N). (c-d): ...

Talking about this Chinese ham radio transceiver requires a veritable flurry of acronyms: HF, SSB, QRP, and SDR to start with. [Paul] does a nice job of unboxing the rig and checking it out. The radio ...

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 ...