• Year
  • 1935/1936
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 31070

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

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Superhet with RF-stage; ZF/IF 123 kHz; Reflex
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Details
  • Visual Tuning Indicator pre Eye
  • Power type and voltage
  • Alternating Current supply (AC) / 110; 130; 140; 220; 240 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 26 cm = 10.2 inch
  • Power out
  • 5 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Super Ondolina 636A2 - SBR Société Belge Radio-
  • Shape
  • Tablemodel, high profile (upright - NOT Cathedral nor decorative).
  • Dimensions (WHD)
  • 430 x 520 x 360 mm / 16.9 x 20.5 x 14.2 inch
  • Notes
    • The 636x series radios has  a "Ombrograph"1 (shadow tuning indicator).
    • They also have an automatic loudness control to compensate for the loss of sensitivity of the human ear in low and high frequencies at low soundlevels.
    • Silent tuning.
    • There are 2 output tubes in push-pull to provide for powerfull audio.
    • SBR produced the following models 636:
      • 636x2: table model with loudspeaker;
      • 636x3: luxury console;
      • 636x4: Luxury console with pickup from Marconiphone.

    where 'x' represents 'A' (AC mains) or 'U' (Universelle, AC/DC mains).

    1 derived from the French word "Ombre" (Shadow).

  • Price in first year of sale
  • 2,450.00 BFr
  • Literature/Schematics (1)
  • -- Schematic (Radio Schakelingen, J.G.R. van Dijck)
  • Author
  • Model page created by Bruno Brasseur. See "Data change" for further contributors.

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