• Year
  • 1938/1939
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 62644

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown); Anode bend detection
  • Tuned circuits
  • 2 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • AC/DC-set / AC 25-60 Hz & DC: 110-125 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 12 cm = 4.7 inch
  • Power out
  • 2 W (unknown quality)
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: Groom 39 - Radialva, Véchambre Frères;
  • Shape
  • Tablemodel without push buttons, Mantel/Midget/Compact up to 14
  • Dimensions (WHD)
  • 230 x 170 x 130 mm / 9.1 x 6.7 x 5.1 inch
  • Notes
  • 2 gammes d'ondes : PO de 195 à 565 m, GO de 800 à 2000 m. Fonctionne sur 130 à 150 volts à l'aide d'un réducteur de tension de 40 ou 90 ohms, et sur 220 à 250 volts (290 u 360 ohms). Lampe cadran : 4,5 V / 0,3 A.

    Coffret bakélite, 4 teintes au choix. Valise de voyage à 48 Fr.

  • Net weight (2.2 lb = 1 kg)
  • 3 kg / 6 lb 9.7 oz (6.608 lb)
  • Price in first year of sale
  • 595.00 FRF
  • External source of data
  • Serge Laffont/Martin Renoth
  • Circuit diagram reference
  • La Documentation du Revendeur - Radio
  • Mentioned in
  • -- Original prospect or advert
  • Literature/Schematics (2)
  • Catalogue Au Pigeon Voyageur, 1939

 Collections | Museums | Literature

Collections

The model Groom is part of the collections of the following members.

Museums

The model Groom can be seen in the following museums.

 Forum