2 layers

Sensor top
ammygo/open-vibration-node
Open hardware LoRaWAN vibration sensing node — on-device FFT/envelope analysis, local-first, no mandatory cloud
23 parts2MIT
Printed circuit boards designed in KiCad and published on GitHub, each with its parts, layers and size, its README and its files; open any of them in PCBKit.

ammygo/open-vibration-node
Open hardware LoRaWAN vibration sensing node — on-device FFT/envelope analysis, local-first, no mandatory cloud

ammygo/open-vibration-node
Open hardware LoRaWAN vibration sensing node — on-device FFT/envelope analysis, local-first, no mandatory cloud