Search results with tag "138c airworthiness approval of positioning and"

AC 20-138C - Airworthiness Approval of Positioning and ...

www.faa.gov

proximity warning system/terrain awareness and warning system (GPWS/TAWS) glideslope alerting function, and adding additional testing procedures in Appendix 4 for global navigation satellite systems (GNSS) that support automatic dependent surveillance - broadcast (ADS-B).

System, Global, Airworthiness, Navigation, Positioning, Approval, Satellite, Global navigation satellite, 318c, 138c airworthiness approval of positioning and

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138C - Airworthiness Approval of Positioning and, System, Global navigation satellite