• Country
• France

• Manufacturer / Brand
• Charron, Bellanger et Duchamp (DFA CB, D.F.A. C.B.); Paris

• Year
• 1921 ?

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

• Radiomuseum.org ID
• 263757

• Main principle
• Tuner pre 1926 (not a wave trap)

• Wave bands
• Long Wave and/or Very Low Frequency (VLF).

• Material
• Wooden case

• from Radiomuseum.org
• Model: Boîte d'Accord 3116 - Charron, Bellanger et Duchamp

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Notes

• Tuner. 1000-25'000 m.

• Literature/Schematics (1)
• Le Guide du Collectionneur TSF Biraud/Foster, Vol. I (page 129)

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

• Other Models

• Here you find 24 models, 14 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Charron, Bellanger et Duchamp (DFA CB, D.F.A. C.B.); Paris