• Year
  • 1949 ?
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 239307

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Tubes
  • 3
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • AC/DC-set / 110-125 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical / Ø 3.5 inch = 8.9 cm
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: 604-M - Webster Electric Electrical Co
  • Shape
  • Tablemodel without push buttons, Mantel/Midget/Compact up to 14
  • Notes
  • AC-DC operated Inter Communication System with Room Speaker and Door Speaker.

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