News Raspberry Pi Pico LoRa Module Used for Underwater Communication

Dec 2, 2022
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Neither Ronin nor the author seem to have a basic grades school level understanding of physics.

It's practically impossible for a radio signal to propagate through water period including any magical LoRaWAN wireless signals the author speculates.

The only frequencies capable are ELF in the low 30- Hz range and require incredibly long antennas measured in miles.
 

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