Show HN: We chased a weather balloon across Montana and never found it

Hacker News notes that a developer and a collaborator have been building a four hundred ninety‑one gram weather‑balloon payload called UpLink since April, testing the insulation properties of 3D‑printed filaments while transmitting three hundred twenty by two hundred forty pixel images over a radio link. The write‑up walks through the custom KiCad electronics, firmware, data received on the ground, and the launch‑day logistics that didn’t go as planned. All of the hardware designs, software, and the image gallery are openly shared on GitHub and an online gallery.

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