SwiftNav Piksi RTK (high accuracy) GPS now supported by Pixhawk/APM - Blogs - diydrones
Here 3 RTK GNSS with base : Drones, UAV, OnyxStar, MikroKopter, ArduCopter, RPAS : AltiGator, drones, radio controlled aircrafts: aerial survey, inspection, video & photography
Hex Pixhawk Rtk Gps Here + Gnss Unmanned Aerial Vehicle Open Source Flight Control - Parts & Accs - AliExpress
Freefly RTK GPS · PX4 User Guide
H-RTK F9P GNSS Series – Holybro
Using ArduRover with an RTK GPS
C-RTK module GPS for Pixhack Flight Controller
Can Precis GNSS RTK Boards connect to Pixhawk/Autopilots? How?