• @MrShankles@lemmy.world
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    85 months ago

    Check out “slow scan tv” if you haven’t already. I have my amateur license and was surprised to learn all of the ways in which radio waves can be utilized

    • @cmnybo@discuss.tchncs.de
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      35 months ago

      The International Space Station was transmitting slow scan TV pictures last week. You can receive them with a handheld radio and the stock antenna on the high elevation passes, but a handheld yagi antenna works much better.

    • JackbyDev
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      25 months ago

      I first learned about SSTV over a decade ago from Portal! I remember I had to get a two sided 3.5mm audio cable to plug my computer’s speaker. https://youtu.be/DlIvnc-AZJQ (Video of someone decoding it.)

        • JackbyDev
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          15 months ago

          No worries! I think this was before Portal 2 and meant as a teaser. The person in the vid clearly has an interesting setup but you could do it with just a normal PC very easily.