• Year
  • 1985 ?
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 353186
    • alternative name: Ideal-Radiotelephon- und App-fabr. || Ideal-Werke AG; Berlin (ab 1934)
    • Brand: Rotstern

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Power out
  • 20 W (max.)
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: Blue Sonic-Line BS 1220 - Blaupunkt Ideal, Berlin,
  • Shape
  • Chassis only or for «building in»
  • Notes
  • Breitband-Lautsprecher (Einbau)

    Belastbarkeit max. 20 Watt.
    Übertragungsbereich: 80 - 18.000 Hz
    Schalldruckpegel: 91dB

  • Mentioned in
  • -- Original prospect or advert (Blaupunkt Autoradio/Autohifi 85 (Spanish))
  • Author
  • Model page created by Miguel Bravo-Cos. See "Data change" for further contributors.

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