• Year
  • 1927–1929
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 39588
    • alternative name: Andrea-Radio || Nater, Henri, Atlanta-Radio; Zürich

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

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • TRF without regeneration; 2 AF stage(s); Neutrodyne
  • Tuned circuits
  • 4 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage and/or dry batteries / 5 & 45 & 90 & -4.5 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • from Radiomuseum.org
  • Model: 475-A 7 Loop Set - Fada Radio & Electric Co.;
  • Notes
  • Two dials (primary tuning control knobs). The Fada "7 Loop Set" Model 475-A requires batteries or external power supply (model "C"). The FADA dealer price list of December 1st 1928 mentiones the FADA 475-A as "FADA-7 table model without speaker" - for a dealer price of 78 $ and end price 130 $ without tubes - but still a reduced price. There are also other FADA-7 models!
  • Price in first year of sale
  • 185.00 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)

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