• Malfeasant@lemmy.world
      link
      fedilink
      arrow-up
      1
      ·
      8 months ago

      AM radio and shortwave could go far beyond line-of-sight by skipping off the ionosphere, which was primarily a nighttime thing, but that wasn’t really a thing with vhf (or higher) - unless it was just because there was less interference than during the day…