• Country
• Germany

• Manufacturer / Brand
• Zwietusch, E., & Co, Telephon-Apparat-Fabrik; Berlin

• Year
• 1927 ??

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 166393

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - Is a Headphone or Earphone

• from Radiomuseum.org
• Model: Kopfhörer 5047 - Zwietusch, E., & Co, Telephon-

• Notes
• Ringpol-Doppelkopfhörer.
  R: 2x 2300 Ohm; 6500 Wdg mit Ø 0,05 mm; L: 2x 2,1 H;
  Z: 11000 Ohm bei 800 Hz.

• Literature/Schematics (1)
• Banneitz, Taschenb. der drahtlosen Telegraphie und Telephonie, 1927

• Author
• Model page created by a member from D. See "Data change" for further contributors.

• Other Models

• Here you find 5 models, 5 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zwietusch, E., & Co, Telephon-Apparat-Fabrik; Berlin