weatherstation/bom.txt at main · nliaudat/weatherstation · GitHub

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#Bill of materials
###################

IR opto sensor : 0.58$ (https://fr.aliexpress.com/item/32850602744.html?spm=a2g0o.productlist.0.0.1e87321dwf0sa0)
magnetometer HMC5883L : 1.2$ (https://fr.aliexpress.com/item/32787753257.html?spm=a2g0s.9042311.0.0.66f36c37ynHEjJ)
Optional : Rain sensor module : 0.35$ https://fr.aliexpress.com/item/1005001944025255.html?spm=a2g0s.9042311.0.0.350f6c37agik5L


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#Screws :
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2 Axles :
2x M5x20 hex screw
4x M5 hex bolt
2x M5 nylstop hex bolt
4x M5 ball bearing (ID 5mm), you can customize in openscad. I used MR115RS 5x11x4mm

Van weight compensation and magnetic field :
1x M5x20 hex screw
5x M5 hex bolt
1x neodym magnet