• Year
  • 1927 ??
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 353700

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - Is a Headphone or Earphone
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: Cuffia Telefonica R 2000 - SAFAR Società Anonima
  • Shape
  • Miscellaneous shapes - described under notes.
  • Notes
  • Per ascoltare le radio con l'uscita solo per ascolto in cuffia, venivano usate anche le stesse cuffie utilizzate per la telefonia.
    Il numero 2000 indica la resistenza interna della bobina.

  • Mentioned in
  • -- Original-techn. papers. (Chiacchierando di Radiofonia, Dott. M.E. Becchis, 1927-V.)
  • Author
  • Model page created by Pier Antonio Aluffi. See "Data change" for further contributors.

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