As we turned over the calendar on 2020, the era of required ADS-B equipage in the United States began—with certain exceptions. To this end, the FAA released its advisory circular, AC 90-114B, “Automatic Dependent Surveillance-Broadcast Operations,” on December 30, to provide guidance for those pilots flying under Part 91.
FAA Releases Advisory Circular Covering ADS-B Ops
Key Takeaways:
- The FAA released AC 90-114B to provide guidance for Part 91 pilots on ADS-B operations, expanding on FARs 91.225 and 91.227 as the mandatory equipage era began in 2020.
- The advisory circular notably emphasizes that ADS-B is not a replacement for visually scanning for traffic and should not distract pilots from looking out the window.
- It clarifies ADS-B equipment requirements, mandating 1090ES for Class A airspace, while permitting either 1090ES or UAT (978 MHz) outside Class A.
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