The visual approach slope indicator (VASI) and precision approach path indicator (PAPI) are light systems on the side of a runway threshold that provide visual descent guidance information during ...
“Automation Paralysis” quotes the right-seat pilot as saying “pull back” to correct a below-PAPI (precision approach path indicator) glideslope condition. This indicates his lack of swept-wing ...
On Wednesday, you may have noticed a plane outfitted with test equipment flying along a path near RDU airport. This FAA check flight was validating recent maintenance of the Instrument Landing System ...