Theater Power Amplifier 455D

Operadio Corp.; St. Charles (IL)

  • Year
  • 1935 ??
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 238719
    • alternative name: Operadio Mfg,

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 115 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 30 W (undistorted)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Theater Power Amplifier 455D - Operadio Corp.; St. Charles IL
  • Shape
  • Chassis only or for «building in»
  • Dimensions (WHD)
  • 430 x 200 x 180 mm / 16.9 x 7.9 x 7.1 inch
  • Price in first year of sale
  • 200.00 USD
  • Author
  • Model page created by KiTae Kim. See "Data change" for further contributors.

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