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Safran Electronics & Defense, long a major player in inertial systems, has built up world-renowned expertise in inertial navigation and positioning, with systems chosen for a number of prestigious land, naval, air and space programs.
Capitalizing on Safran Electronics & Defense's 70-year experience in inertial technologies, Sigma 20M is a compact strap down and cost-effective full MIL-Spec gyro compass & AHRS. Based on advanced Hemispherical Resonator Gyros (HRG), Sigma 20M expands the well-known Sigma 40 Ring Laser Gyro INS family, the world's high performance best-selling naval INS.
Thanks to its solid state technology, Sigma 20M is maintenance free and provides unrivalled reliability and operational availability. Sigma 20M does not require GPS aiding to deliver full accuracy. It makes it the perfect solution in GPS denied situations.