The pafs air defence system made a modest start in the early-50s with the induction of British Morconi Type 13 and 14 radars. Two Sector Operations Centres (socs) were also established during the decade, the first one at Korangi Creek and other at Sargodha. In the mid-50s, No 1 Group used to exercise operational control over these air defence elements while a Deputy Director Operations (Control and Reporting) was established at Air Head quarters for policy formulation. After the disbandment ...