• shortwavesurfer@lemmy.zipOP
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    1 个月前

    That’s actually pretty impressive if they can just feed a random wire directly into it and get it to transmit.

    • nondescripthandle@lemmy.dbzer0.com
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      1 个月前

      Its nominally called a ‘random wire antenna’ but the caveat is that it needs a tuner and if the wire length is too close to a length that makes it naturally resonate without a tuner, the antenna will not work.