DFS Deutsche Flugsicherung selects FREQUENTIS DIVOS recording for tower voice communication modernisation project http://www.atc-network.com/atc-news/frequentis/dfs-deutsche-flugsicherung-selects-frequentis-divos-recording-for-tower-voice-communication-modernisation-project … Frequentis Visit Frequentis WorldATM_now Stand 526
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