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The rating insignia adopted was that of the established Radioman (abbreviated as RM) rating, and remained until October 1945, when the rating name was changed to Electronic Technician's Mate (abbreviated as ETM). In 1948, the Navy changed the name of the rating to Electronics Technician, and a new rating insignia was created.
I ^ : Cryptologic Technician now includes former rating of electronic warfare technician (EW). [28] II ^ : Information Systems Technician now includes former rating of cryptologic technician – communications (CTO). [28] III ^ : Quartermaster QM now exists as electronics technician (navigation) ETV on submarines. [28]
This rating was re-designated aviation electronics technician's mate on 31 October 1945. Effective 2 April 1948 the name of the rating became aviation electronics technician (AET); the abbreviation was changed to (AT) on 9 June of the same year. A separate rating, aviation electronicsman was absorbed in 1955.
The Radarman (RD) rating was changed to Operations Specialist (OS) in October 1972, with its operational duties assigned to the OS rating, electronic warfare operation and maintenance to the Electronic Warfare Technician (EW), and its radar maintenance duties to the Electronics Technician (ET) rating.
In the U.S. Coast Guard the Operations specialist rate was formed by combining the radarman (RD) and telecommunications specialist rate (TC). When the radarman rating was split up into OS, electronics technician (ET), and electronic warfare technician (EW) ratings, the original RD rating badge continued to be used by the operations specialist ...
This rating was disestablished in 1993 and was absorbed into the PS rating (which further merged into ME). [10] Fire Control Technician: FT This rating was disestablished in July 2003 and was absorbed into the ET rating. [10] Active in the Navy. Quartermaster: QM This rating was disestablished in July 2003 and was absorbed into the BM and OS ...
The RMS graduated about 100 men per year, usually with a rating of petty officer first class. (Entertainer Arthur Godfrey was a 1929 Coast Guard graduate.) As the 1940s began and the Navy prepared for the expected war, thousands of new ships, aircraft, submarines, and shore stations were being built, all needing electronics technicians.
In 1996, the Submarine force merged Radioman with Electronics Technicians/ Electronic Warfare Specialist. The Coast Guard rating was renamed Telecommunications Specialist (TC) in 1995, which split in July 2003 to make up the Information System Technician (IT) and Operations Specialist (OS) ratings.