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  1. 7 ore fa · 1934. Australia ( electronic television, experimental, Brisbane) [8] 1935. Germany ( intermediate film; semi-electronic), France (electronic - PTT Radio Vision ), Netherlands (electronic, experimental in Eindhoven by Philips) [7] 1936.

  2. 16:9. 8,294,400. 7680 × 4320. 8K UHDTV. 4320p. 33,177,600. Many of these resolutions are also used for video files that are not broadcast. These may also use other aspect ratios by cropping otherwise black bars at the top and bottom which result from cinema aspect ratios greater than 16∶9, such as 1.85 or 2.35 through 2.40 (dubbed ...

  3. 7 ore fa · Dipole antenna used by the radar altimeter in an airplane. Animated diagram of a half-wave dipole antenna receiving a radio wave. The antenna consists of two metal rods connected to a receiver R. The electric field ( E, green arrows) of the incoming wave pushes the electrons in the rods back and forth, charging the ends alternately positive ...

  4. 1 giorno fa · Wilhelm I., mit vollem Namen Wilhelm Friedrich Ludwig von Preußen (* 22. März 1797 in Berlin; † 9. März 1888 ebenda), aus dem Haus Hohenzollern war von 1861 bis zu seinem Tod König von Preußen und seit der Reichsgründung 1871 erster Deutscher Kaiser. Als zweitgeborener Sohn Friedrich Wilhelms III. wurde er zunächst nicht auf die ...