history of telecommunication By Jesus.bautista 1844 the telegraphy was born 1876 Alexander Graham invented telephony the first words to say were "Watson, come here; I want you" 1888 electric waves could be used Heinrich Rudolf showed that electromagnetic waves could be used to move information at very great distances 1892 first phone call between new york and chicago 1915 experiments are made with the AM radio 1918 the first FM radio station is created 1926 TV is created 1938 the first computer is created was called z1 and weighed 1000 Kg 1962 the first commercial satellite is launched 1985 cell phones are created 1985 Mexico launches its first satellite 2009 digital television starts in US
