• Country
• Germany

• Manufacturer / Brand
• Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH

• Year
• 1938 ?

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 4513

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

• Number of Tubes
• 0

• Valves / Tubes
• UW51

• Wave bands
• - without

• Power type and voltage
• Direct Current supply (DC) / 110-220 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Einbau-Wechselrichter WRE20 - Telefunken Deutschland TFK,

• Shape
• Miscellaneous shapes - described under notes.

• Dimensions (WHD)
• 80 x 190 x 150 mm / 3.1 x 7.5 x 5.9 inch

• Notes

• Einbau-Wechselrichter WRE20 für z.B. Telefunken 876WKZ, in evakuierter Glasröhre.

• Net weight (2.2 lb = 1 kg)
• 2 kg / 4 lb 6.5 oz (4.405 lb)

• Source of data
• Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange + Schenk

• Other Models

• Here you find 3559 models, 3144 with images and 2111 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH