• Year
  • 1956 ??
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 290328

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC) / 60 Hz, 110-120 V = 117 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 20 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: KDB20 DF - Bogen -Presto, David Co., Inc.
  • Shape
  • Chassis only or for «building in»
  • Dimensions (WHD)
  • 15 x 9.75 x 8 inch / 381 x 248 x 203 mm
  • Notes
  • Integrated amplifier, mono, with several phono equalization settings, and with variable Damping Factor.

    This model is the same as model DB20-DF except it is a kit version. 

    The model DB20 is the similar but missing the variable damping factor control and circuits.

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