Successful transmission of an M17 text message using a CC1200 hotspot

Playing with M17 text messages is fun!

The packet’s path was as follows:

m17msg -> M17-TAE reflector -> CC1200 RPi hotspot -> FTM-6000 -> DigiRig -> GNU Radio -> m17-packet-decode

m17msg is an M17 messaging client written in Go.

Raspberry Pi Zero 2W with the CC1200 shield ran rpi-interface.

GNU Radio flowgraph was used to filter the baseband sampled with a DigiRig Mobile, and provide a synchronized symbol stream for the packet decoder.

Baseband filter and synchronizer, with optional DC removal.

This would not be possible without a lot of help from Tom N7TAE and Jim N1ADJ. Thank you very much, guys!

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One response to “Successful transmission of an M17 text message using a CC1200 hotspot”

  1. […] Successful transmission of an M17 text message using a CC1200 hotspot m17msg is an M17 messaging client written in Go. M17 Project […]

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