i need to now what the navy made to communicate in the early 1900's
Great Britain
RM stands for Radioman. They work in the communications division and deal with messages. They have to have a security clearance and work with cryptography, satellite communications and radios.
For the U.S. Navy it means Interior Communications Mate Second Class.
"Special Section" in the Fourth Department (Communications) of the Imperial Japanese Navy General Staff in WW2 operated in the Navy Ministry building in Tokyo.
E-7, MCC stands for Mass Communications Chief
communications
communications
It stopped the Japanese advance, and crippled the Japanese Navy.
IC's are Interior Communications electricians, similar to an Electrician's Mate, but their main focus is on shipboard communications systems ( e.g., 1MC General Announcement, 4MC Emergency, etc.)
Code name for the Naval Communications Service station in the Cavite Navy Yard, Phillipines during WW2
The Navy uses all forms of communications, including telephones. Most ships have telephone systems to allow people in the ship to contact each other from office to office.
Advanced how? Technologically, the Navy and Air Force have this, hands down.