Decoding Meshtastic with GNURadio on a Raspberry Pi

5 · Jeff Geerling · July 31, 2025, 2:13 p.m.
Decoding Meshtastic with GNURadio on a Raspberry Pi I've been playing with Meshtastic a lot, since learning about it at Open Sauce last year. I'm up to 5 little LoRa radios now, and I'm working on a couple nicer antenna placements, so I can hopefully help shore up some of the north-south connections on the MeshSTL map. To better understand the protocol, I wanted to visualize Meshtastic communications using SDR (Software Defined Radio). I can do it on a Mac or PC, just setting GQRX, SDR++, or SDR...