1869 - 1942
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.
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Among engineers, Valdemar Poulsen ranks 88 out of 323. Before 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..
1880 - 1949
HPI: 57.72
Rank: 82
1897 - 1942
HPI: 57.66
Rank: 83
1883 - 1963
HPI: 57.57
Rank: 84
1906 - 1989
HPI: 57.51
Rank: 85
1889 - 1976
HPI: 57.50
Rank: 86
1829 - 1905
HPI: 57.46
Rank: 87
1869 - 1942
HPI: 57.34
Rank: 88
1892 - 1976
HPI: 57.32
Rank: 89
1878 - 1972
HPI: 57.08
Rank: 90
1904 - 2008
HPI: 56.97
Rank: 91
1803 - 1858
HPI: 56.92
Rank: 92
1801 - 1872
HPI: 56.87
Rank: 93
1868 - 1924
HPI: 56.86
Rank: 94
Among people born in 1869, Valdemar Poulsen ranks 48. Before 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 64. Before 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.
1869 - 1950
HPI: 58.54
Rank: 42
1869 - 1923
HPI: 58.41
Rank: 43
1869 - 1955
HPI: 58.06
Rank: 44
1869 - 1946
HPI: 57.78
Rank: 45
1869 - 1930
HPI: 57.66
Rank: 46
1869 - 1930
HPI: 57.36
Rank: 47
1869 - 1942
HPI: 57.34
Rank: 48
1869 - 1945
HPI: 57.13
Rank: 49
1869 - 1924
HPI: 57.09
Rank: 50
1869 - 1942
HPI: 56.96
Rank: 51
1869 - 1918
HPI: 56.87
Rank: 52
1869 - 1948
HPI: 56.42
Rank: 53
1869 - 1949
HPI: 56.28
Rank: 54
1866 - 1942
HPI: 57.78
Rank: 58
1885 - 1942
HPI: 57.76
Rank: 59
1886 - 1942
HPI: 57.72
Rank: 60
1863 - 1942
HPI: 57.69
Rank: 61
1897 - 1942
HPI: 57.66
Rank: 62
1882 - 1942
HPI: 57.61
Rank: 63
1869 - 1942
HPI: 57.34
Rank: 64
1884 - 1942
HPI: 57.18
Rank: 65
1882 - 1942
HPI: 57.12
Rank: 66
1916 - 1942
HPI: 57.10
Rank: 67
1869 - 1942
HPI: 56.96
Rank: 68
1883 - 1942
HPI: 56.93
Rank: 69
1876 - 1942
HPI: 56.71
Rank: 70
Among people born in Denmark, Valdemar Poulsen ranks 169 out of 893. Before 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).
1893 - 1965
HPI: 57.65
Rank: 163
1970 - Present
HPI: 57.51
Rank: 164
1747 - 1820
HPI: 57.49
Rank: 165
1941 - Present
HPI: 57.43
Rank: 166
1768 - 1810
HPI: 57.40
Rank: 167
1868 - 1939
HPI: 57.35
Rank: 168
1869 - 1942
HPI: 57.34
Rank: 169
1698 - 1764
HPI: 57.29
Rank: 170
1814 - 1895
HPI: 57.17
Rank: 171
1969 - Present
HPI: 57.16
Rank: 172
1625 - 1698
HPI: 57.10
Rank: 173
1852 - 1926
HPI: 56.98
Rank: 174
1829 - 1880
HPI: 56.90
Rank: 175
Among engineers born in Denmark, Valdemar Poulsen ranks 2. Before him are Bjarne Stroustrup (1950).