• Year
  • 1932/1933
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 75563

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

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Superheterodyne (common); ZF/IF 123 kHz; Anode bend detection
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Direct Current supply (DC) / 110 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Super Ondolina 533C3 [110V] - SBR Société Belge Radio-
  • Shape
  • Console, Lowboy (legs < 50 %).
  • Dimensions (WHD)
  • 585 x 903 x 356 mm / 23 x 35.6 x 14 inch
  • Notes
    • This superheterodyne radio works on a simple wire antenna, where previous SBR superheterodyne models worked with a loop antenna.
    • Tuning scales with names and wavelenghts are standard from now on.
    • In the 110V DC version there are 2 output pentodes in parallel to compensate for the lower plate voltage, in the 220V DC version there is only 1 output pentode.
    • SBR produced the following models 533:
      • 533x1: table model without loudspeaker;
      • 533x2: table model with loudspeaker;
      • 533x3: luxury console;
      • 533x4: luxury console with pick-up;

    where 'x' represents 'A' (AC mains) or 'C' (DC mains, 110 or 220V).

  • Price in first year of sale
  • 4'150.00 BFr
  • External source of data
  • P.H. Brans
  • Author
  • Model page created by Hugo Sneyers. See "Data change" for further contributors.

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