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.
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.

GSS9000 Capabilities
Jamming and spoofing
Inertial emulation
Remote control
Flexibility through I/Q
Environment modelling
Testing for resilience

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.

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
GSS7765
SimGEN
SimORBIT
SimINERTIAL
Sim3D
SimIQ
