• Year
  • 1922
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 67382
    • alternative name: Chicago Radio Lab

 Technical Specifications

  • Number of Tubes
  • 1
  • Valves / Tubes
  • Main principle
  • Audio-Amplification
  • Power type and voltage
  • Storage and/or dry batteries
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 1M 1-M - Zenith Radio Corp.; Chicago,
  • Shape
  • Tablemodel, slant panel.
  • Notes
  • 2 T
  • Price in first year of sale
  • 30.00 $
  • External source of data
  • Ernst Erb

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