A213 Unit Panel one-step Amplifier

Duck Co., J.J. and William B.; Toledo, OH

  • Year
  • 1921
  • Category
  • Radio module post 1925 (not a part, not a key)
  • Radiomuseum.org ID
  • 84369

 Technical Specifications

  • Number of Tubes
  • 1
  • Main principle
  • Audio-Amplification
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: A213 Unit Panel one-step Amplifier - Duck Co., J.J. and William B.;
  • Shape
  • Miscellaneous shapes - described under notes.
  • Dimensions (WHD)
  • 5 x 6.5 x 0 inch / 127 x 165 x 0 mm
  • Notes
  • Unit Panel. Goes together with A211 and A212.
  • Price in first year of sale
  • 15.00 $
  • External source of data
  • William B.Duck Catalog No.16 (1921)

 Collections | Museums | Literature

 Forum