• Country
• France

• Manufacturer / Brand
• Radio L.L. (Lucien Levy, LL Radio), S.A.E.D.R.A., Douglas; Paris

• Year
• 1928 ?

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 325358

• • alternative name: LL || Radio LL

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

• Number of Tubes
• 1

• Valves / Tubes

• Number of Transistors

• Semiconductors
• Sulfotron Sulfotron

• Wave bands
• - without

• Details
• Power Supply (not only Batt.El.)

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

• Loudspeaker
• - - No sound reproduction output.

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Rectifior [modèle 1928?] - Radio L.L. Lucien Levy, LL

• Shape
• Tablemodel, with any shape - general.

• Notes

• L'appareil fournit une tension de 80 volts de tension-plaque (par redresseuse biplaque) et une tension de 4 volts de chauffage (par deux soupapes Sulfotron).

  Ce modèle a été livrable en versions 4 volts et 80 volts seul respectivement.

• Mentioned in
• La Science et la Vie, Fév. 1928

• Other Models

• Here you find 376 models, 266 with images and 75 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio L.L. (Lucien Levy, LL Radio), S.A.E.D.R.A., Douglas; Paris