Pomp and Circumstance Marches horns (with drum-beats inserted between the notes of the tune), before a vigorous theme (with brass alone at the first beats), erupts from the full orchestra. The dark theme re-appears, is then restarted boldly, then ended abruptly. The central section commences with a perky tune played by a solo clarinet with simple string accompaniment, which is followed by another of Elgar's noble tunes played by the strings of the orchestra. All the themes re-appear and there is the final section which ends abruptly. March No. 4 is as upbeat and ceremonial as No. 1, containing another big tune in the
No. 4 Squadron RAAF to train forward air controllers. The Forward Air Control Development Unit (FACDU) of No. 82 Wing, which operated Pilatus PC-9s, was merged into the new unit, along with the Special Tactics Project. This continued the FAC presence at Williamtown that had been maintained by FACDU and No. 4 Flight, which operated Winjeels out of Williamtown from 1970 to 1989. No. 4 Squadron has operated the following aircraft: No. 4 Squadron RAAF No. 4 Squadron is a Royal Australian Air Force squadron composed of the air force special forces Combat Controllers, aircrew who operate the Pilatus PC-9A(F) (Forward Air Control variant)