• Year
  • 1925/1926
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 72489
    • alternative name: SED

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

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Superhet, IF regeneration
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Storage and/or dry batteries / 120 & 80 & 40 & 4 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Radio-Modulateur Bigrille RM7 [1 instrument] - Ducretet -Thomson; avant:
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 540 x 425 x 340 mm / 21.3 x 16.7 x 13.4 inch
  • Notes
  • Tube HF - changement de fréquence par bigrille

  • Net weight (2.2 lb = 1 kg)
  • 19 kg / 41 lb 13.6 oz (41.85 lb)
  • Price in first year of sale
  • 3,550.00 Ffr.

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The model Radio-Modulateur Bigrille is part of the collections of the following members.

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