Our newest GNSS/GPS Simulator Version

The latest SDX release is available now

SDX 19.1 is our first update of the year! It features atmospheric errors, improvements to SBAS, new GNSS satellite antenna patterns and more.

SDX Release 19.1 features ALTBoc, iono errors and more
Consult the complete GNSS signals reference (Last update: December 2018)→

State-of-the-art GNSS Simulation with SDX

Skydel offers GNSS simulation & test solutions to scientists and engineers who develop navigation systems.

SDX - Software-Defined GNSS Simulator

SDX is our software-defined GNSS/GPS simulator. It is a multi-constellation (GPS, GLONASS, Galileo, BeiDou), multi-frequency real-time simulator. It is easy to use, precise, comes with innovative automation tools, and allows advanced customization.

SDX is available as a turnkey solution, or can be integrated with your own COTS hardware and software-defined radios (SDR).

Learn more about SDX
Globe GNSS Satellites


NAVWAR Solution

Simplify advanced jamming and spoofing scenarios with BroadSim. Powered by Skydel, BroadSim supports Y-Code & AES M-Code.

Learn More →


From the Blog

SDX Release 19.1

The eighteenth revision of our SDX GNSS Simulator has arrived. This newest version features the support for Galileo AltBOC, new atmospheric errors along with SBAS improvements, plus new GNSS satellite antenna patterns. We also made small but useful improvements to the user interface.

Continue reading on the blog

SDX GNSS Simulator - Orbit Screenshot

SDX offers top-of-the-line performance while featuring unrivaled scalability. See for yourself and contact Skydel today for a demonstration.

Request a demonstration