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/