• Country
• Germany

• Manufacturer / Brand
• Hagenuk (N&K), Hanseatische App.bau-Ges., Neufeldt & Kuhnke, Nordmark

• Year
• 1925/1926

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 25398

• Number of Tubes
• 2

• Valves / Tubes

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: 2-Röhren-NF-Verst. - Hagenuk N&K, Hanseatische App.

• Notes
• NF-Verstärker mit Gittervorspannung in sockelartigem Mahagoniholzkasten für einen trichterlosen LS.

• External source of data
• Ernst Erb

• Source of data
• Radio-Henkel: Radiokataolog 1925

• Other Models

• Here you find 178 models, 143 with images and 70 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hagenuk (N&K), Hanseatische App.bau-Ges., Neufeldt & Kuhnke, Nordmark