When it comes to flight and navigation instruments, there are few absolute certainties. Even though most instruments are fairly reliable, they are all susceptible to ...

The LOC Runway 20 approach to KPHF is a non-precision approach, flown to a Minimum Descent Altitude (MDA) of 420 feet MSL (378 feet AGL), suitable for adverse weather conditions. DME or an IFR-capable ...

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 ...