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The LEGION 400 Antenna, a commodity antenna for Small Sats & Constellations

The LEGION 400, produced by Safran Data Systems, addresses new space challenges of more connectivity, faster delivery, overall better value & flexibility. The LEGION 400 antenna system meets both the large volume requirements of Communication Satellite Constellations as well as the versatility required by Earth Observation satellite tracking antennas.


Lean, Reliable with High Performance


The best ratio of miniaturization / performance in any configuration


Supports any kind of operation


Legion Antenna

The LEGION400 Antenna, a unique patented tri-band S/X/Ka

The LEGION 400 makes this possible with its unique patented tri-band S/X/Ka concentric feed  combined with a lean & ultra accurate pedestal. The LEGION 400 is also capable of supporting LEOP & Launch Vehicles by employing a state-of-the-art S-band Single Channel Monopulse autotrack feed.

With the LEGION 400, Safran Data Systems offers its customers complete flexibility in building up a scalable ground segment, with - a single vendor solution for the complete system, including antenna, radome, RF, baseband, station Monitoring & Control and scheduler.

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A responsive, international customer service


Safran Data Systems has a network of partners throughout the world. With a local presence, their teams are technically qualified and trained on our products. Thanks to their close collaboration with Safran Data Systems experts, customers can benefit from advice at any time. Safran Data Systems also offers training and technical support services.

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About us

Access to the tri-band source S/X/Ka of the ORION1300 antenna

Safran Data Systems, leader in instrumentation for testing, telemetry and communications for space

For over 65 years, Safran Data Systems has been providing high-technology equipment and solutions for testing, telemetry, mission data management and space communications. With a high-skilled international team, we contribute to the success of our customers by offering innovation, best performance, reliability and sustainability.

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  • © Safran Data Systems
  • © Adrien Daste / Safran
  • © Quentin Bommart / Safran