Radiola M52

SR, Svenska Radioaktiebolaget (SRA, Radiola); Stockholm

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  • Year
  • 1927–1929
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 330407
    • Brand: Radiola

 Technical Specifications

  • Number of Tubes
  • 2
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown)
  • Tuned circuits
  • 1 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Storage and/or dry batteries / 2 & 72 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Radiola M52 - SR, Svenska Radioaktiebolaget
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Dimensions (WHD)
  • 280 x 260 x 150 mm / 11 x 10.2 x 5.9 inch
  • Notes

  • Batteries:

    • "A" storage battery, 2 V, type Tudor Le2 (glass) or Sparta 2 (hard rubber)
    • alternatively 2 dry cell batteries, type Radiola 1,5
    • "B" dry cell battery, 72 V, type Radiola 72

    Cabinet available in three variants: mahogany, birch or walnut.

    See also three-tube receiver Radiola M55.

  • Net weight (2.2 lb = 1 kg)
  • 3.2 kg / 7 lb 0.8 oz (7.048 lb)
  • Price in first year of sale
  • 135.00 SEK
  • Mentioned in
  • -- Original prospect or advert (Brochure Radiola M52/M55)
  • Literature/Schematics (1)
  • NK Katalog Radiomottagare, 1927/1928
  • Literature/Schematics (2)
  • Forsners Priskurant IV Radio, 1929

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