• Year
  • 1923
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 76208

 Technical Specifications

  • Number of Tubes
  • 1
  • Valves / Tubes
  • Main principle
  • Audio-Amplification
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case, TUBES VISIBLE
  • from Radiomuseum.org
  • Model: R1533 R-1533 - Sterling Telephone & Electric
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 3.5 x 4.5 x 6.5 inch / 89 x 114 x 165 mm
  • Notes
  • BBC/PMG stamp; GPO No.3185;

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