 In the early 1960s, Marine Air Control Squadron 3 (MACS-3) at Marine Corps Air Station Santa Ana, California was administratively detached from the I Marine Amphibious Force and moved under Air, Fleet Marine Forces Pacific for purposes of testing MTDS equipment and operational concepts.MACS-3 Sub-Unit 1 located at Marine Corps Base Twentynine Palms, CA took delivery of the second MTDS system in September 1962.In 1963, the program was in serious trouble and then Commandant of the Marine Corps General David M. Shoup named Colonel Earl E. Anderson as the first program manager for MTDS.