• Year
  • 1930 ?
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 293808

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 11.5 inch = 29.2 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Dynamic Speaker KB 208 - Kolster Brandes Ltd. KB, K.B.,
  • Shape
  • Tablemodel, low profile (big size).
  • Notes
  • Permanent magnet cabinet speaker. Fitted with KB 203 dynamic speaker driver.

    Normally supplied with triple ratio matching transformer with taps for 15:1, 23:1, 31:1 ratios.

    The speaker chassis (driver) was also available seperatly as the KB 203

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