FREQUENTIS upgrades voice communication system at DFS upper airspace control centre

04/06/2025

Frequentis completed significant upgrades to the voice communication system (VCS) at DFS’s upper airspace control centre (UAC) in Karlsruhe, ensuring seamless and secure operations through to 2035. This milestone builds on the long-standing partnership between Frequentis and DFS. The UAC Karlsruhe is crucial in managing Germany’s upper airspace, starting at 7,500 meters, ensuring the safe and efficient flow of high-altitude air traffic for both national and international flights. 

“Frequentis has once again proven to be a reliable partner in supporting DFS’s mission-critical operations. With the upgraded VCS at UAC Karlsruhe, we are equipped to meet today’s operational requirements and positioned to address future challenges with confidence,” says Alexander Reith, Head of Radio and Voice Communication Services, DFS. 

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