Yep, the radio link runs LoRa on the 33 cm band (915 MHz)
you should read about ham radio mate... there are some amazing protocols and modulations to save power.
And of course: 7mhz 0.5W transmitter could be heard worldwide... no jokes.
alt Hacker News
you should read about ham radio mate... there are some amazing protocols and modulations to save power.
And of course: 7mhz 0.5W transmitter could be heard worldwide... no jokes.