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ENGINEER

Valdemar Poulsen

1869 - 1942

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Valdemar Poulsen (23 November 1869 – 6 August 1942) was a Danish engineer who developed a magnetic wire recorder called the telegraphone in 1898. Read more on Wikipedia

Since 2007, the English Wikipedia page of Valdemar Poulsen has received more than 192,766 page views. His biography is available in 29 different languages on Wikipedia (up from 28 in 2019). Valdemar Poulsen is the 88th most popular engineer (down from 59th in 2019), the 169th most popular biography from Denmark (down from 133rd in 2019) and the 2nd most popular Danish Engineer.

Valdemar Poulsen is most famous for inventing the telegraphone, a device that recorded sound as a pattern of magnetized iron wires on a long paper tape.

Memorability Metrics

  • 190k

    Page Views (PV)

  • 57.34

    Historical Popularity Index (HPI)

  • 29

    Languages Editions (L)

  • 9.22

    Effective Languages (L*)

  • 2.12

    Coefficient of Variation (CV)

Page views of Valdemar Poulsens by language


Among ENGINEERS

Among engineers, Valdemar Poulsen ranks 88 out of 323Before him are Vasily Degtyaryov, Yuri Kondratyuk, Karl von Terzaghi, Alexander Sergeyevich Yakovlev, Harry Nyquist, and Ivan Sechenov. After him are Mikhail Gurevich, Stephen Timoshenko, Joseph M. Juran, Henry Darcy, Immanuel Nobel, and Frank Bunker Gilbreth Sr..

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Contemporaries

Among people born in 1869, Valdemar Poulsen ranks 48Before him are Liane de Pougy, Hovhannes Tumanyan, Prince Aloys of Liechtenstein, Carl Schuhmann, Giulio Douhet, and Vasily Bartold. After him are Else Lasker-Schüler, Bogd Khan, Alfred Flatow, Grand Duke Sergei Mikhailovich of Russia, Tony Garnier, and Hans Pfitzner. Among people deceased in 1942, Valdemar Poulsen ranks 64Before him are Leopold Mandić, Dorando Pietri, Georg Stumme, Felix Weingartner, Yuri Kondratyuk, and Germaine Dulac. After him are Alexander Belyaev, John Barrymore, Stjepan Filipović, Alfred Flatow, Augustinas Voldemaras, and Julio González.

Others Born in 1869

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Others Deceased in 1942

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In Denmark

Among people born in Denmark, Valdemar Poulsen ranks 169 out of 893Before him are Carl Værnet (1893), Nikolaj Coster-Waldau (1970), Princess Wilhelmina Caroline of Denmark (1747), Ole Nydahl (1941), Charles August, Crown Prince of Sweden (1768), and S. P. L. Sørensen (1868). After him are Erik Pontoppidan (1698), Princess Marie Luise Charlotte of Hesse-Kassel (1814), Thomas Vinterberg (1969), Rasmus Bartholin (1625), John Louis Emil Dreyer (1852), and Frederick VIII, Duke of Schleswig-Holstein (1829).

Among ENGINEERS In Denmark

Among engineers born in Denmark, Valdemar Poulsen ranks 2Before him are Bjarne Stroustrup (1950).