• Year
  • 1958 ?
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 133904

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 60 Hz, 117V = 110 -120 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: CHA-10 - Challenger Amplifier Co. Bogen
  • Shape
  • Chassis only or for «building in»
  • Dimensions (WHD)
  • 11 x 5.75 x 7 inch / 279 x 146 x 178 mm
  • Notes
  • Challenger model CHA10 is an AC operated 2 channerl 10 watt audio amplifier.

  • Source of data
  • -- Collector info (Sammler)

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