In 1899 the first official Navy wireless message is sent via wireless telegraph with Marconi as operator. The message is sent from the Steamship CONCE to the Highland station on the New Jersey coast. The transmission is accomplished during a naval parade in honor of ADM George Dewey, USN, returning victoriously from Manila.

In 1925 the mechanical television apparatus using rotating scanning disc is demonstrated between Anacostia Naval Air Station and the laboratory of C. Francis Jenkins in Washington, D.C.

In 1931 Laurence A. Hyland at Anacostia Naval Air Station in Washington, D.C., discovers that rebound radio waves could reveal the presence and location of aircraft

In 1941 the first naval teletypewriter circuit is installed (linking Washington, Norfolk, Philadelphia, New York, New London, Boston and Portsmouth).