Some of you may already be familiar with this but I just stumbled across it. This is true off-grid communication, can be used without any cellular services...
Very interesting idea for off-grid comms...
- Thread starter cskiles
- Start date
Looks like it's a buy and build your own proposition at this time. So,, still time for Big Brother to quash it.
meshtastic.org
Meshtastic
An open source, off-grid, decentralized, mesh network built to run on affordable, low-power devices
