• Year
  • 1944
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 125313

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast, Long Wave and Short Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 110-130; 145-150; 220-240 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 inch = 20.3 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Opal IV - Telefunken El.-Gen.
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 480 x 295 x 220 mm / 18.9 x 11.6 x 8.7 inch
  • Price in first year of sale
  • 378.00 NKr
  • Mentioned in
  • The Norwegian Historical Radio Society
  • Author
  • Model page created by Ernst Rykkje. See "Data change" for further contributors.

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The model Opal IV is part of the collections of the following members.

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