• Country
• France

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

• Year
• 1910 ??

• Category
• Radio module pre 1926 (not a part, not a key)

• Radiomuseum.org ID
• 299940

• • alternative name: SED

• Power type and voltage
• No Power needed

• Material
• Wooden case

• from Radiomuseum.org
• Model: Condensateurs décade 7674-31 - Ducretet -Thomson; avant:

• Dimensions (WHD)
• 170 x 100 x 130 mm / 6.7 x 3.9 x 5.1 inch

• Net weight (2.2 lb = 1 kg)
• 0.7 kg / 1 lb 8.7 oz (1.542 lb)

• Mentioned in
• Ducretet les années 20 (page 191)

• Author
• Model page created by Musée des Radios Museum. 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