• Year
  • 1928–1930
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 4838
    • alternative name: Telephon-Fabrik, AG vorm. J. Berliner

 Technical Specifications

  • Loudspeaker
  • Magnetic loudspeaker (reed) generic.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: U-D-Konus 1259 - Tefag; Telephon
  • Shape
  • Tablemodel, high profile (upright - NOT Cathedral nor decorative).
  • Notes
  • Ultra-Doppelkonus-Lautsprecher, auf 2 Frequenzen abgest.!

    Höhe: 69 cm; 2000 Ohm

  • Net weight (2.2 lb = 1 kg)
  • 6.1 kg / 13 lb 7 oz (13.436 lb)
  • Price in first year of sale
  • 128.00 RM

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