ENGINEER

Valdemar Poulsen

1869 - 1942

Photo of Valdemar Poulsen

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Valdemar Poulsen (23 November 1869 – 23 July 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 199,676 page views. His biography is available in 29 different languages on Wikipedia. Valdemar Poulsen is the 94th most popular engineer (down from 86th in 2019), the 186th most popular biography from Denmark (down from 168th 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

  • 200k

    Page Views (PV)

  • 57.28

    Historical Popularity Index (HPI)

  • 29

    Languages Editions (L)

  • 8.92

    Effective Languages (L*)

  • 2.17

    Coefficient of Variation (CV)

Among ENGINEERS

Among engineers, Valdemar Poulsen ranks 94 out of 389. Before him are Nicola Romeo, Fedor Tokarev, Yuri Kondratyuk, Charles Rolls, Alexander Cunningham, and Karl von Terzaghi. After him are Ivan Sechenov, Hans Ledwinka, George Cayley, Vasily Degtyaryov, Hertha Ayrton, and Nikolai Polikarpov.

Most Popular Engineers in Wikipedia

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Contemporaries

Among people born in 1869, Valdemar Poulsen ranks 55. Before him are Yahya Muhammad Hamid ed-Din, Liane de Pougy, Prince Philippe, Duke of Orléans, Stanisław Wojciechowski, Prince Aloys of Liechtenstein, and Hans Pfitzner. After him are Stanisław Wyspiański, Julius Dorpmüller, Grand Duke Sergei Mikhailovich of Russia, Zinaida Gippius, Yevno Azef, and Washington Luís. Among people deceased in 1942, Valdemar Poulsen ranks 69. Before him are Wilbur Scoville, Yuri Kondratyuk, Henri de Baillet-Latour, Avraham Stern, Augustinas Voldemaras, and Alexander Belyaev. After him are John Barrymore, Princess Alexandra of Saxe-Coburg and Gotha, Miguel Hernández, Mikhail Nesterov, Erwin Schulhoff, and Georg Alexander Pick.

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 186 out of 1,032. Before him are Olaf I of Denmark (1050), Prince Harald of Denmark (1876), Princess Elisabeth of Denmark (1935), Poul Nyrup Rasmussen (1943), Frederick VIII, Duke of Schleswig-Holstein (1829), and Frederick Christian II, Duke of Schleswig-Holstein-Sonderburg-Augustenburg (1765). After him are Christian Bohr (1855), Dorothea of Denmark, Electress Palatine (1520), Connie Nielsen (1965), Carl Værnet (1893), Jens Juel (1745), and Nikolaj Coster-Waldau (1970).

Others born in Denmark

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Among ENGINEERS In Denmark

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

Danish born Engineers

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