https://aviationweek.com/shownews/nbaa/rockwell-collins-challenger-604-fans-1a-upgrade-certified
Rockwell Collins Challenger 604 FANS 1/A Upgrade Certified | Aviation Week
Rockwell Collins has received an FAA STC for its Future Airspace Navigation Systems (FANS) 1/A upgrade for Bombardier Challenger 604s equipped with Pro Line 4...
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