https://github.com/will127534/LoRa-GW-FeatherWing
Very talented Will W. from Taiwan has released a pre-production LoRaWAN concentrator, based on Semtechs SX1303, that indeed has been crunched to the size of an Adafruit Feather Wing. Really awesome.
First publications can be seen @github
It's really fascinating
![](https://thethingsnetwork.org/media/posts/f5597bf371384d5e9f1862e0c60934aa.large.png)