I recently finished building a meshcore node using as much trash (aka existing parts I had lying around) It's been deployed to a friendly neighbour and provides coverage along Merivale that was lacking... Sadly I doesn't reach my house despite being 1KM away. RF is wack Part list: - XIAO nrf52840 https://www.seeedstudio.com/Seeed-XIAO-BLE-nRF52840-p-5201.html - HopeRF RFM95 which is just a rebranding of the SX1272 - Alfa 915 antenna - AliExpress INA3221 3 channel current sensor - soshine 5W solar panel - adafruit solar charger https://www.adafruit.com/product/390 - my own battery protection circuit, hopefully for sale soon - 4 cell 18650 battery holder - 4 brand new 18650s - case? https://done.land/components/power/measuringcurrent/viashunt/ina3221/