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Tesat-Spacecom GmbH & Co. KG

Compiled from public sources on 2026-05-29. Not independently verified by Tesat-Spacecom GmbH & Co. KG.

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German space communications hardware manufacturer headquartered in Backnang, Baden-Württemberg. Independent subsidiary of Airbus Defence and Space, tracing origins to AEG telecommunications operations established in Backnang in 1949; formally constituted as Tesat-Spacecom GmbH & Co. KG in 2001 following acquisition by EADS Astrium. Core products: traveling-wave tube amplifiers (TWTA), solid-state power amplifiers (SSPA), electronic power conditioners (EPC), TT&C transponders, passive RF components (OMUX, IMUX, waveguide switches), and the SCOT family of optical inter-satellite link terminals (SCOT20 for small satellites, SCOT80 for LEO constellations at 10 Gbps, SCOT135 for MEO/GEO at up to 100 Gbps). Over 10,000 laser links established in space by 2018. Approximately 1,050 employees (2021); revenue approximately EUR 280-344 million. US subsidiary established. Key recent milestone: SCOT80 launched on GPS III-10 in April 2026 for first MEO laser communications test.

Tesat-Spacecom GmbH & Co. KG is a German space communications hardware manufacturer headquartered in Backnang, Baden-Wurttemberg, and an independent subsidiary of Airbus Defence and Space.[1] The company traces its heritage to AEG telecommunications operations established in Backnang in 1949;[1] the legal entity Tesat-Spacecom GmbH & Co. KG was formally constituted in 2001 following acquisition by EADS Astrium.[1]

Tesat's product portfolio spans radio-frequency and optical communications hardware: traveling-wave tube amplifiers (TWTA), solid-state power amplifiers (SSPA), electronic power conditioners (EPC), TT&C transponders, passive RF components including output multiplexers (OMUX), input multiplexers (IMUX), and waveguide switches.[2] The company also produces the SCOT family of optical inter-satellite link (ISL) terminals: SCOT20 for small satellites, SCOT80 for LEO constellations targeting 10 Gbps throughput, and SCOT135 for MEO and GEO applications targeting up to 100 Gbps.[2] Tesat reported over 10,000 laser links established in space by 2018.[1] In April 2026, SCOT80 was launched aboard GPS III-10 for a first MEO laser communications demonstration.[2]

Tesat employed approximately 1,050 people as of 2021.[1] Tesat has established a US subsidiary.[3]

Sources
Cite https://eo-atlas.org/companies/tesat-spacecom Markdown twin → Field definitions →