• Country
• Germany

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

• Year
• 1918

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 203725

• Number of Tubes
• 3

• Valves / Tubes
• RE11 RE11 RE11

• Main principle
• Audio-Amplification

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case, TUBES VISIBLE.

• from Radiomuseum.org
• Model: Dreiröhren-Niederfrequenzverstärker EV226 - Telefunken Deutschland TFK,

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

• Notes
• Verstärkung 5000 bis 10000fach, mit Sparschaltung.

• Mentioned in
• TFK: Die Kathodenröhre bei Empfangsanlage-Verstärker-Audion-Uberlagerer

• Author
• Model page created by a member from D. See "Data change" for further contributors.

• 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