• Country
• Germany

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

• Year
• 1956

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 133764

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

• Number of Tubes
• 6

• Valves / Tubes
• EF804S EF804S F2a11 F2a11 EZ12 EZ12

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 220 Volt

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

• Material
• Metal case

• from Radiomuseum.org
• Model: 25-Watt-Lautsprecherverstärker V69a - Telefunken Deutschland TFK,

• Shape
• Chassis only or for «building in»

• Notes
• Telefunken 25-Watt-Lautsprecherverstärker V69a.
  Class-A-Betrieb, eingebautes Amperemeter.
  Entwickelt vom NWDR/IRT.

• Net weight (2.2 lb = 1 kg)
• 20 kg / 44 lb 0.8 oz (44.053 lb)

• Source of data
• -- Schematic

• Author
• Model page created by a member from A. 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