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It seems like it worked fairly quickly: In 1929, Vladimir Zworykin, an electronics engineer working for Western Electric, came up with a system that produced a better reproduction and could transmit a full page in approximately one minute.
Hace 5 días · En 1931 Vladimir Kosma Zworykin desarrolla el captador electrónico que tanto se esperaba, el iconoscopio. Este tubo electrónico permitió el abandono de todos los demás sistemas que se venían utilizando y perduró, con sus modificaciones, hasta la irrupción de los captadores de CCD's a finales el siglo XX.
Hace 3 días · The man accused of attempting to assassinate Slovak Prime Minister Robert Fico was ordered to remain behind bars Saturday as the nation’s leader was in serious but stable condition after surviving...
Hace 3 días · Mithil Aggarwal. President Volodymr Zelenskyy has warned that Russia's new offensive in the northeastern Kharkiv region could be just the first wave while U.S. aid delays hurt Kyiv.
Hace 1 día · Tashkent (/ t æ ʃ ˈ k ɛ n t /, US also / t ɑː ʃ-/; ) or Toshkent (/ t ɒ ʃ ˈ k ɛ n t /; Uzbek: Toshkent, Тошкент / تاشکند, IPA: [tɒʃˈkent]; historically known as Chach, Shash, Binkat) is the capital and largest city of Uzbekistan.It is the most populous city in Central Asia, with a population of 3 million. It is located in northeastern Uzbekistan, near the border with ...
Hace 5 días · A s a game of thrones in Russia ’s security hierarchy unfolds in the Kremlin, with Vladimir Putin ringing the changes, the rise of one man is being watched with keen interest by Western...
Hace 8 horas · Joseph Vissarionovich Stalin [f] (born Ioseb Besarionis dze Jughashvili; [g] 18 December [ O.S. 6 December] 1878 – 5 March 1953) was a Soviet politician and revolutionary who was the longest-serving leader of the Soviet Union from 1924 until his death in 1953.
