Sony built an IoT chip with a 60 mile range(engadget.com) |
Sony built an IoT chip with a 60 mile range(engadget.com) |
This will be useful for smaller mines which don't have the funds to install expensive 2.4 ghz mesh nodes to track and route their trucks.
AM radio isn't dead either despite being barely used. Good luck though.
(By my own experience, the power consumption isn't that great for FM modulation, you want the frequency range, not the modulation)
Why so wordy? You can abbreviate this to FMM :p