• Country
• Germany

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

• Year
• 1939/1940

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 4511

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

• 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: Wechselrichter WR3 [neu] - Telefunken Deutschland TFK,

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 360 x 160 x 90 mm / 14.2 x 6.3 x 3.5 inch

• Notes
• Eingang umschaltbar: 110/220 V-; Ausgang: 110-150 V~.

• Net weight (2.2 lb = 1 kg)
• 4 kg / 8 lb 13 oz (8.811 lb)

• Price in first year of sale
• 60.00 RM

• Source of data
• Handbuch WDRG 1939 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Schenk-Regelien

• Other Models

• Here you find 3561 models, 3146 with images and 2113 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