• Year
  • 1936/1937
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 11489
    • alternative name: Sport AG Biel || Velectra AG

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

 Technical Specifications

  • Number of Tubes
  • 9
  • Main principle
  • Superheterodyne (common); ZF/IF 130 kHz
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and Short Wave.
  • Power type and voltage
  • Alternating Current supply (AC)
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 386 - Biennophone; Marke
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 645 x 320 x 300 mm / 25.4 x 12.6 x 11.8 inch
  • Notes
  • 5Z3; Var.BBr.
  • Price in first year of sale
  • 485.00 SFr
  • External source of data
  • E. Erb 3-907007-36-0
  • Source of data
  • Radiokatalog Band 2, Ernst Erb
  • Circuit diagram reference
  • Thali-Schemasammlung und Tungsram-Röhrenbestückung.

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The model can be seen in the following museums.

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