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GSS9000 GNSS Simulator

The GSS9000 offers the very best in performance, flexibility, and capability to GNSS developers, delivering maximum performance without compromise.


Redefining industry expectations with world-leading innovation

Developing PNT systems for military, space, and other high precision applications requires comprehensive, sophisticated testing. The GSS9000 delivers:

  • Capability – the broadest set of features and capabilities in any PNT simulation platform, including classified signals.

  • Performance – industry-leading SDR architecture delivers unrivalled latency, power control, and pseudorange accuracy.

  • Flexibility – customise and upgrade your system anytime, anywhere for future-proof testing.

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Powerful and intuitive simulation software

The GSS9000 is powered by SimGEN, the world’s most powerful and flexible simulation control software. Built on Spirent’s decades of leadership in PNT testing, SimGEN offers comprehensive control over all features and parameters enabling creation of the most precise and realistic test environment.

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Powerful and intuitive simulation software

Unrivalled CRPA test capability

From flexible and powerful interference generation to advanced spoofing scenarios, CRPAs and other adaptive antennas can be comprehensively tested with the GSS9000. Whether conducted or over-the-air testing, Spirent’s configurable architecture assures success for advanced applications.

  • 16+ elements supported

  • Interference up to 130 dB J/S

  • Carrier phase-aligned wavefront enabled by purpose-designed SDR technology

Assuring your success

PNT testing for military, space and other high-end applications can be challenging. We ensure our customers in critical industries create systems that are robust against attacks and failure. Assure the functionality, integrity, and safety of all aspects of your PNT development and systems with Spirent PNT testing services.

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Features & Datasheets

Flexibility without compromise

The GSS9000 is the ultimate in dedicated PNT testing platforms. Powered by SimGEN, the GSS9000 delivers:

  • 2000Hz sampling rate for high-fidelity simulation of highest dynamics applications

  • Supports use of secure or classified signals for authorised users

  • Testing of multi-antennas including controlled reception pattern antennas

  • Unrivalled signal fidelity, accuracy, and spectral purity

  • Capture and replay I/Q data with SimIQ

  • Support for chamber testing via multi-output

  • Ultra-low latency for hardware-in-the-loop configurations

GSS9000 GNSS Simulator
Precision multi-frequency, multi-GNSS simulation
Powerful and flexible interference generator
The most powerful and flexible simulation control software available
Enhanced Orbit Propagation Tool
Fully controllable emulation of inertial sensor outputs.
Realistic 3D modelling for multipath and obscuration testing.
Same hardware, more capabilities
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Learn how our solutions for GNSS receiver testing could benefit your business.