No. 114 Mobile Control and Reporting Unit was formed as No. 14 (Mobile) Fighter Sector Headquarters at Camden, New South Wales, on 23 May 1943, under the command of Wing Commander Gordon Steege. The following month it deployed to Goodenough Island in New Guinea as part of No. 71 (Fighter) Wing, and became operational on 27 June. It controlled two radar stations, No. 401 of the US Army Signal Corps and No. 305 of the RAAF. On 8 August it moved to Kiriwina, under the aegis of No. 73 (Fighter) Wing. Steege relinquished command on 1 October to take charge of No. 73 Wing.