• Country
• France

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

• Year
• 1932/1933

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 37569

• • alternative name: SED

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

• Number of Tubes
• 9

• Valves / Tubes
• 35 or EY635 27 or EY627 24 or EY624 35 27 27 47 or EY647 47 80 or EX680 unknown_regulator

• Main principle
• Superhet with RF-stage; ZF/IF 109 kHz

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Alternating Current supply (AC) / 115; 130; 150; 170; 225; 250 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: C9 - Ducretet -Thomson; avant:

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 375 x 550 x 280 mm / 14.8 x 21.7 x 11 inch

• Notes

• Commande unique. Étage HF. Antifading. Étage sortie en push-pull. HP électrodynamique Thomson. Utilise une régulatrice.

• Price in first year of sale
• 3,900.00 FRF

• External source of data
• Serge Laffont/Martin Renoth

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

• Literature/Schematics (2)
• Schémathèque Toute la Radio (STR) (No. 219)

• Literature/Schematics (3)
• Le Guide du Collectionneur TSF Biraud/Foster, Vol. I (page 162)

• Other Models

• Here you find 658 models, 525 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