• Country
• France

• Manufacturer / Brand
• Ducretet (-Thomson; avant: Fernand Ducretet et Ernest Roger etc.); Paris

• Year
• 1954/1955

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 70949

• • alternative name: SED

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

• Number of Tubes
• 5

• Valves / Tubes
• UCH42 UF41 UBC41 UL41 UY41

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and 2 x Short Wave.

• Power type and voltage
• Alternating Current supply (AC) / 115; 127; 145; 220; 245 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 12 cm = 4.7 inch

• Material
• Bakelite case

• from Radiomuseum.org
• Model: L524 - Ducretet -Thomson; avant:

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 318 x 242 x 168 mm / 12.5 x 9.5 x 6.6 inch

• Notes

• 4 gammes d'ondes: OC de 6 à 18.4 Mc, PO de 520 à 1620 Kc, GO de 155 à 325 Kc, et BE (bande étalée) de 5.84 à 6.4 Mc (49 mètres). Antenne cadre ferrite pour PO et GO, antenne extérieure pour OC et BE. 

  Coffret matière moulée amarante ou ivoire.

  Voir aussi modèle L624 de la saison suivante.

• Net weight (2.2 lb = 1 kg)
• 4.4 kg / 9 lb 11.1 oz (9.692 lb)

• External source of data
• Serge Laffont/Martin Renoth

• Mentioned in
• -- Original-techn. papers.

• Literature/Schematics (1)
• -- Original prospect or advert

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 655 models, 518 with images and 286 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Ducretet (-Thomson; avant: Fernand Ducretet et Ernest Roger etc.); Paris