• Year
  • 1931/1932
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 225703
    • alternative name: Gravor

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • Powered by external power supply or a main unit. / 60 - 80; 110; 220 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 31 cm = 12.2 inch
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Cinema Gleichstrom-Chassis - Grawor, Rundf.techn.Erz. Grass
  • Dimensions (WHD)
  • 0 x 380 x 240 mm / 0 x 15 x 9.4 inch
  • Notes
  • Gleichstrom-Erregung
    Mit fest montiertem Spezial-Anpassungstrafo, Tauchspulenring. Belastbarkeit: 20 W. 

  • Net weight (2.2 lb = 1 kg)
  • 13.3 kg / 29 lb 4.7 oz (29.295 lb)
  • Price in first year of sale
  • 210.00 Mk
  • Source of data
  • -- Original prospect or advert
  • Author
  • Model page created by Heribert Jung. See "Data change" for further contributors.

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The model Cinema is part of the collections of the following members.

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