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HERMES radio enables voice and data communication over vast distances

189 points · 71 comments · SamuraiLion

  1. mesh · · focus · HN ↗
    This is a cool project, but fyi, in the US, this would require a license to broadcast (not receive), and I am pretty sure encryption, even with a license, is not legal (again, when broadcasting from US).

    And then only on certain bands:

    <a href="https:&#x2F;&#x2F;www.arrl.org&#x2F;files&#x2F;file&#x2F;Regulatory&#x2F;Band%20Chart&#x2F;Hambands4_Color_17x11.pdf" rel="nofollow">https:&#x2F;&#x2F;www.arrl.org&#x2F;files&#x2F;file&#x2F;Regulatory&#x2F;Band%20Chart&#x2F;Hamb...

    1. _whiteCaps_ · · focus · HN ↗
      Going to be super pedantic here - in ham radio you don&#x27;t broadcast, you transmit.
      1. kanbankaren · · focus · HN ↗
        What is the difference between the two?

        A ham operator might put out 20W of ERP while a radio station operates at 100W though international broadcasters use upto 500 kW.

        1. subscribed · · focus · HN ↗
          &gt; What is the difference

          Except the CQ you only transmit for the specific recipient.

          I believe broadcasting in one way only (there&#x27;s no conversation part).

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