• Country
• Switzerland

• Manufacturer / Brand
• Maxim; Aarau

• Year
• 1923/1924

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 31032

• Number of Tubes
• 3

• Valves / Tubes

• Main principle
• Audio-Amplification

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

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: NF-Verstärker V101 - Maxim; Aarau

• Notes
• Otto Kippes meldet: Erwähnt und abgebildet in "Der praktische Radioamateur" von Hanns Günther und Dr. Franz Fuchs, Franckh'sche Verlagshandlung Stuttgart.

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Literature/Schematics (1)
• Der praktische Radioamateur (1. Auflage, 1923, S.198)

• Other Models

• Here you find 41 models, 33 with images and 17 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Maxim; Aarau