• Country
• France

• Manufacturer / Brand
• Déri, Éts.; Paris

• Year
• 1928

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 270736

• Number of Tubes
• 1

• Valves / Tubes
• unknown_rectifier

• Number of Transistors

• Semiconductors
• unknown_ballast

• Wave bands
• - without

• Details
• Power: Charger for A-Batteries

• Power type and voltage
• Alternating Current supply (AC)

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case, TUBES VISIBLE

• from Radiomuseum.org
• Model: Chargeur 4120 - Déri, Éts.; Paris

• Shape
• Tablemodel, with any shape - general.

• Notes

• Chargeur pour accus de chauffage 4 à 12 volts et accus tension plaque 40 à 120 volts.

• Mentioned in
• Paris-Soir, 17.12.1928

• Other Models

• Here you find 9 models, 7 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Déri, Éts.; Paris