• Year
  • 1940 ??
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 275199

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 115 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: PA Amplifier 50B - Webster Electric Electrical Co
  • Shape
  • Tablemodel, low profile (big size).
  • Notes
  • 2 inputs: Phonograph and Microphone.

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