The transmission distances are always presuming, that the Fresnel zone is 
is clear of any obstacles. I learned this that way: I had a WLAN over a 
distance of a couple of hundred meters, which worked flawlessly for years. 
Then a storm came, and blew away the neighbors trampoline, the debris was 
piled in the Fresnel zone of the WLAN, not in the line of sight! But die 
connection was dead. It took me some days, to figure out, what was wrong, 
then I moved the junk just a bit and everything was working again.

So: the 1,9 miles probably only work between two elevated point with a 
clear Fresnel zone.

matthew wall schrieb am Dienstag, 8. Oktober 2024 um 14:55:14 UTC+2:

> here is a driver for the Raddy L7 LoRa weather station:
>
> https://github.com/matthewwall/weewx-l7
>
> the driver might need a tweak to convert/detect the units.  i was only 
> able to test with the console set to imperial units, so if you have one of 
> these stations, please set the console units to a mix of imperial and 
> metric, then post the json output.
>
> also, in the brief period i had with the hardware, i did *not* see 
> transmission distances of 1.9 miles (as claimed in the marketing 
> propaganda).  easily got a signal between console and instruments at 600 
> feet across open water, but got no signal over a distance of 1200 feet with 
> partial tree coverage (mostly conifers).
>
> has anyone listened to the LoRa signals to see whether they can be picked 
> up (and subsequently decoded) by standard LoRa hardware and/or LoRaWAN 
> gateways?
>
> m
>

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