Meshcore

Overview This post documents the hardware build of my solar-powered standalone MeshCore repeater. The design prioritises low power consumption, clean RF performance, and weather resistance — running completely unattended on a 10 W solar panel and a single protected 18650 cell. Credits A big thank you to a fellow member Thoren of the MeshCore Rheinland group, who came up with the original idea and pointed me towards exactly the right components. Without that nudge this build would still be on a whiteboard. ...

Meshcore Repeater: DE-KO j3nstastic This is my home repeater for Meshcore. Core Components Component Specs Function RAK19007 Dual carrier board Modular base for WisBlock sensors RAK4631 nRF52840 + SX1262 LoRa 868 MHz core, Bluetooth LE, ARM Cortex-M4 18650 Battery 3.7V 3000mAh Li-Ion > 48h autonomy (no sun) Solar Panel 6V/3W polycrystalline ~1.2A peak charging MPPT Controller 1A TP4056-based Max Power Point Tracking, overcharge protection Technical Highlights Spec Value Frequency 868 MHz EU ISM TX Power 20 dBm Antenna Gain 5.5 dBi Urban Range 1.2 km Rural Range 8+ km LOS TX Current 120 mA RX Current 25 mA Sleep Current 2 µA Key Features: ...