ðə pˈɪlæɾəs pˌiːsˈiː twˈɛnti wˈʌn fˈɔːɹwɚd ˈɛɹ kəntɹˈoʊl ˌɛfˌeɪsˈiː ɪz ɐ vˈɛɹiənt ʌvðə pˈɪlæɾəs pˌiːsˈiː twˈɛnti wˈʌn jˈuːzd baɪ ðə ɹˈɑːf æz ɐdvˈænst pˈaɪlət tɹˈeɪnɪŋ ˈɛɹkɹæft.
The Pilatus PC-21 Forward Air Control (FAC) is a variant of the Pilatus PC-21 used by the RAAF as advanced pilot training aircraft.