USS Rathburne (FF-1057)
The Knox-class design was derived from the Brooke-class frigate modified to extend range and without a long-range missile system.The ships were equipped with a torpedo-carrying DASH drone helicopter; its telescoping hangar and landing pad were positioned amidships aft of the mack.[3] Rathburne arrived at her home port of Pearl Harbor, Hawaii on 20 July 1970, and spent the remainder of that year and the first quarter of the next engaged in weapons systems' testing and various exercises.On 14 April 1971, she departed Pearl Harbor, for a six-month WestPac deployment, returning to Hawaii, on 27 October, for an extended upkeep period.After a short visit to the west coast in May and June 1972, Rathburne embarked upon her second tour of duty in WestPac 31 July 1972.