Comment on "Ghost Planes Clouding the Skies!? Could air traffic control be the Next Generation of attacks from hackers?"
...y unidentified and using them to build increasingly reliable and more exact fixes on location. Shifting to the cheap and nimble NAVSOP would not require infrastructure investments in...Comment on "Aussie MegaFauna 2014-- everyone post your photos to this album ! ;)"
...trian?) Then the wording and requirements for radio language are different: Radio is required in Oz everywhere-- in...of all controlled airspace) Oz required to give estimate of circuit...then why make the call We are not required (in non-towered airspace) to...