AR RF/Microwave Instrumentation has announced the appointment of Jim Maginn as president, effective immediately. Maginn, who joined AR in 1992 as engineering manager, has held the position of senior VP/CEO since 2006. His extensive career began in 1975 with the Department of Defense, where he was employed as a radio systems engineer at the Naval Air Development Center. From there he moved on to defense-related engineering management positions with several leading companies before joining AR. Mr. Maginn holds a BS in electrical engineering from Villanova University and a masters in industrial engineering from Texas A&M.See the original announcement online.