A $35 Solar Mesh Node Anyone Can Build: The People’s Repeater [Black Flag Civilian]

3 months ago by CubitOom to c/meshtastic

YouTubessa voit nauttia parhaista videoista ja musiikista, ladata alkuperäistä sisältöä ja jakaa kaiken ystäviesi, perheesi ja koko maailman kanssa.

The People’s Repeater is a cheap solar-powered LoRa mesh repeater you can build yourself using a $10 garden light and a small, 3D printed hub. In this video I walk through the design, do a range test, blast the repeater with pressurized water for an hour, and then show you how to build one step by step.

My goal is to get Meshcore and Meshtastic into actual neighborhoods, where ordinary people can build their own off-grid, encrypted text messaging infrastructure.

Support Black Flag Civilian & connect to the BFC discord: https://www.subscribestar.com/blackflagcivilian

FREE DOWNLOAD of People's Repeater Hub & Mount STL Files: https://www.printables.com/...

People's Repeater Hubs & Mounts for sale on Black Flag Civilian's web store: https://blackflagcivilian.bigcartel.com/...

Parts lists (including links to specific parts) are available at both Printables and the BFC Webstore, linked above.

xistera 13 points 3 months ago

I love the idea of these things, but I have no one to talk to with them.

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CubitOom 10 points 3 months ago

Build some for your friends and neighbors. Then in an outage or calamity you can atleast talk to someone.

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xistera 4 points 3 months ago

Yup… friends. I have those.

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CubitOom 2 points 3 months ago

You have neighbors, build a community

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Swedneck 1 point 3 months ago

I think file sharing could be a decent immediate use-case, high-speed internet can be expensive and these days we often deal with chonky files, so something like this could (with the right software setup) let you simply drag-and-drop files between households.

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demonmariner 4 points 3 months ago

It would take, like, forever. Meshtastic is cool, I've been messing with it for years, but it is dog slow. It is only practical for short text messages and telemetry.

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possiblylinux127 2 points 3 months ago

Have you tried the public channels?

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xistera 1 point 3 months ago

I checked the map. There are 0 nodes in my town.

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sobchak 2 points 3 months ago

That doesn't necessarily mean there are no nodes. I've taken a node on road trips, and I've seen a lot of advertisements from nodes in small towns where nothing was on the official map.

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possiblylinux127 1 point 3 months ago

Some nodes aren't listed. You could try going a high point

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spitfire 6 points 3 months ago

I wonder where I could buy these lights outside US. I’ve seen them mentioned in some meshtastic builds, but I guess it’s a brand only available in the states.

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empireOfLove2 4 points 3 months ago

Those little solar garden lights are mostly just consumer shovelware, they're not any specific brand. I was able to find some similar looking lamps on Aliexpress in a few minutes- while they're popular and easy to find in the US, I'm sure getting them globally isn't that hard either.

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spitfire 1 point 3 months ago

Isn’t getting the right size key to fitting them together with this project? If you could link them I’d be grateful ;)

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empireOfLove2 1 point 3 months ago

I mean yeah, for this project specifically you'd need the right lights. In general you could adapt any other solar light, especially one that already has a wall mount- the hardware is so tiny it basically fits anywhere, and they all use the same lithium cells these days.

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spitfire 1 point 3 months ago

Instead of adapting (I have NO 3d modeling skills), I can just use another project where relevant parts are available. This one looked pretty straightforward (as in: not much assembly required compared to other projects), which is why I’ve asked about getting the right part.

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empireOfLove2 6 points 3 months ago

The only thing I see missing from their build is a wrap of some kind of sealing tape on the SMA connector. Those bulkhead connectors are sealed to the housing they're installed in but the threaded connection to the antenna is NOT sealed and will eventually corrode if/when moisture gets inside.

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MehBlah 3 points 3 months ago

Slide heat shrink down the antenna lead then shrink after connection and testing.

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possiblylinux127 3 points 3 months ago

If you have access to 5v power you can do it for even cheaper

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mesamunefire 2 points 3 months ago

It looks like he used meshcore with a lot of the testing. I wonder how this would have changed if he used meshtastic?

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