Setting up a Rover Base RTK System

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Contributors: Nate
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Resources and Going Further

Deploy! You're ready to start testing with RTK. Head out into the world.

It’s time to go into the field. If you’ve configured your modules and saved the settings to BBR/Flash they should be able to be powered up and autonomously begin the RTK link. Once the base has completed its survey-in process it should begin transmitting RTCM over the radio link. After receiving only a few seconds worth of RTCM over the radio link the rover's ZED-F9P receiver should enter RTK Float, then RTK Fix, and begin outputting high accuracy positional data. You also have the option of using a microcontroller on one or both receivers to tailor the configuration based on conditions, location, etc. The microcontroller, in conjunction with the SparkFun u-blox GNSS Arduino Library can configure the module for custom setups in the field.

We recommend experimenting with the basic radio-linked RTK setup to get used to the process. In our next tutorial we will show you how to use NTRIP to connect a rover to your correction data over a cellular link.

How to Build a DIY GNSS Reference Station

October 15, 2020

Learn how to affix a GNSS antenna, use PPP to get its ECEF coordinates and then broadcast your own RTCM data over the internet and cellular using NTRIP to increase rover reception to 10km!

Here are some additional tutorials you may find interesting.

Building an Autonomous Vehicle: The Batmobile

Documenting a six-month project to race autonomous Power Wheels at the SparkFun Autonomous Vehicle Competition (AVC) in 2016.

What is GPS RTK?

Learn about the latest generation of GPS and GNSS receivers to get 14mm positional accuracy!

Getting Started with U-Center for u-blox

Learn the tips and tricks to use the u-blox software tool to configure your GPS receiver.

GPS-RTK2 Hookup Guide

Get precision down to the diameter of a dime with the new ZED-F9P from u-blox.

How to Build a DIY GNSS Reference Station

Learn how to affix a GNSS antenna, use PPP to get its ECEF coordinates and then broadcast your own RTCM data over the internet and cellular using NTRIP to increase rover reception to 10km!

SparkFun RTK Express Hookup Guide

Learn how to use the enclosed RTK Express product to achieve millimeter level geospatial coordinates.