Eventos
in 1877, Thomas Edison patents the phonograph, ( notes)emile Berliner came up with the gramophoneRCA Victor introduced the victrola model record (wiki)louise lumiere invents the cinematograph.Valdemar Poulsen invents the first magnetice recording.Edward muybridge high speed photograph( notes)nikola tesla is granted a 2 u.s patent for a system of transmitting electrical energy and a electrical transmitter. (WIKI)Marconi picks up the first radio signal.fleming invents the vacuum diode( wiki and film history)American entrepreneur lee de forest creating the audion.Reginald Fessenden transmits the Christmas eve 1906 program. ( wiki)radio signal amplifier devised is created by students in Columbia university electrical engineering.world war 1 start.( google)world war 2 starts 1939.Arpanet was created by the government.Konrad zuse designed the worlds first programmable digital computer.the transistor was invented.intel makes the intel 4004mark 1, Cyclades, merit network, tymnet and telent wre developed.automated teller machines, industrial robots, cgi in film and television, electronic music, bulletin board systems, and video games are createdthe home computer was introduced to the public.the world wide web is introduced to the publicthe endPeríodos
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