• SeductiveTortoise@piefed.social
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        16 hours ago

        I should probably read into them before the world goes belly up. At the moment, I’m only somewhat knowledgeable about ESP and Arduino.

    • MinnesotaGoddam@lemmy.world
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      15 hours ago

      let me help you rethink your design. the arrowhead is going to take too hard an impact for pcb. you want to put all that in the shaft near the fletching so you don’t have to run as much wire.

  • grue@lemmy.world
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    19 hours ago

    The funny thing is that that board is actually designed to be arrowhead-shaped, not just a shard sawn off a larger PCB. I wonder what it came from (assuming it’s real)?

    • Barbecue Cowboy@lemmy.dbzer0.com
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      17 hours ago

      It does look close to PCBs you’d see in random key fobs but I think solid chance it’s a prop (or AI). If you look close and of course we do only see one side but a lot of the things you’d expect to see are missing. What could this do, how does it interact or connect to things, whats up with those traces and why are they going there, who made this and why is nothing labeled? None of that is definitive, but it’s weird to have that many questions like those on a real PCB.

    • FRYD@sh.itjust.works
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      19 hours ago

      I noticed the same thing. Maybe it’s AI. I don’t see any inputs or power source and there’s no indication that there’s anything big enough on the other side to be either.

        • FRYD@sh.itjust.works
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          18 hours ago

          Maybe, but it would be huge. Most key fobs I’ve seen don’t need mounting screws either. I’m not sure about the battery holder, but any buttons on the other side would likely run through the pcb. I don’t think contact solder would be strong enough for repeated use. There would also be traces somewhere that come from the other side to the controller.

          • grue@lemmy.world
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            15 hours ago

            I don’t see any merging traces or other aspects of it that don’t make sense when looking at the board holistically, so I don’t think it’s AI. Edit: another commenter pointed out two “pin 1” marks on the biggest chip, so never mind, it’s AI. Fuck.

            With two microchips with that many pins (maybe a 4+ layer PCB?), it looks too complicated to be a key fob. It also has what looks like a 5-pin header for programming.

    • rycee@lemmy.world
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      13 hours ago

      Perhaps a board from some form of drone that fits in the nose cone?

      Edit: Never mind, saw the comment about the #1 pin.

  • WoodScientist@lemmy.world
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    13 hours ago

    “Where do you see yourself in fiver years?”

    “Retired early or in an unmarked grave. Those are the only two options.”

  • kibiz0r@midwest.social
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    16 hours ago

    That would be good news though. Either electronics got cheap again (enough to be used as arrowheads) or we’ve taken the chips back from the evil megacorps that are hoarding them.

  • Kowowow@lemmy.ca
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    18 hours ago

    I want to see someone knap an arrowhead from the fancy fighter jet sapphire cockpit winshield

  • chuckleslord@lemmy.world
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    18 hours ago

    This is terrible. Those board components have terrible aerodynamics. You should scrape those off to improve the flight profile for the arrow