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Telegraphone, first wire recorder for telephone, ca. 1906

Aktielselskabet Dansk Telegrafonfabrik1905/1907

History San José

History San José
San Jose, United States

Telegraphone by V. Poulsen, Denmark. First wire recorder for telephone, ca 1906. Made by Aktielselskabet Dansk Telegrafonfabrik, Kjobenhavn [Copenhagen], serial no.80, with leather belts [broken]. Danish engineer Valdemar Poulsen (1869 – 1942) developed the first magnetic wire recorder in 1899.

Details

  • Title: Telegraphone, first wire recorder for telephone, ca. 1906
  • Creator: Aktielselskabet Dansk Telegrafonfabrik
  • Date: 1905/1907
  • Location: Copenhagen (Denmark)
  • Physical Dimensions: 14 x 15 x 11 in.
  • Provenance: Joseph A. Knight Collection, History San José
  • Type: physical object
  • Contributor: Valdemar Poulsen

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