• Country
• Germany

• Manufacturer / Brand
• Grundig (Radio-Vertrieb, RVF, Radiowerke); Fürth/Bayern

• Year
• 1966

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 123443

• • alternative name: Grundig Portugal || Grundig USA / Lextronix

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

• Number of Tubes
• 2

• Valves / Tubes
• ECLL800 ECLL800

• Main principle
• Audio-Amplification

• Wave bands
• - without

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

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

• Power out
• 14 W (undistorted)

• Material
• Metal case

• from Radiomuseum.org
• Model: NF25 - Grundig Radio-Vertrieb, RVF,

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 300 x 100 x 89 mm / 11.8 x 3.9 x 3.5 inch

• Notes

• Stereo-NF-Verstärker mit 2 Gegentakt-Endstufen je 7 W

  NF25 wurde eingebaut in: Falkenstein b + Greifenstein b + Luisenburg b + Marienburg b + Diadem 25 + K710.

• Literature/Schematics (1)
• -- Original-techn. papers.

• Author
• Model page created by Heribert Jung. See "Data change" for further contributors.

• Other Models

• Here you find 6208 models, 5433 with images and 4203 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Grundig (Radio-Vertrieb, RVF, Radiowerke); Fürth/Bayern