# SOLAR POWERED LORA MESH NODE

## REQUIREMENTS
### CORE
* support 915MHz LoRA
    * meshtastic FW
    * interchangable antenna

### ENVIRONMENT
* outdoor-tolerant
    * precipitation-proof (incl. hail)
    * temperature-tolerant (-20F +120F ambient)
* outdoor-mounted

### POWER
* solar-powered
* battery-backed
* minimize standard operation power-consumption
    * default operational state should use as little power as possible

### MISC
* remote admin
* radio fault-tolerant
* low-cost
* easy construction
* maximize self-manufacture
    * 3d-printed enclosure
* telemetry output
    * PHT (pressure, humidity, temp)
        * internal + external
    * battery stats
        * current + voltage
    * panel voltage
* TUI :3


## SYSTEM

Denver Mesh solar repeater: <https://denvermesh.org/more-info/solar>
Austin Mesh solar repeater: <https://www.austinmesh.org/devices/#solar>
YYC Mesh cold climate solar repeater: <https://yycmesh.com/2025/04/19/cold-weather-charging-of-lithium-ion-batteries-real-world-lessons-from-the-meshtastic-community/>

Denver Mesh recomments 10+ W solar panel, 5+ Ah battery.

### ENCLOSURE (?)
### POWER (?)
### ANTENNA (?)

## DOCUMENTATION

Meshtastic protocol: <https://meshtastic.org/docs/overview/mesh-algo/>