• Country
• Germany

• Manufacturer / Brand
• Vox-Maschinen AG; Berlin

• Year
• 1926/1927

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 17566

• Number of Tubes
• 2

• Valves / Tubes

• Main principle
• Audio-Amplification

• Power type and voltage
• Storage and/or dry batteries / 90+4 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: RV22u - Vox-Maschinen AG; Berlin

• Dimensions (WHD)
• 170 x 160 x 150 mm / 6.7 x 6.3 x 5.9 inch

• Notes
• NF-Verstärker mit Trafokopplung

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Vox-Haus, Katalog 1926/1927 / Radiokatalog Band 2, Ernst Erb

• Picture reference
• Das Gerät ist im Doppelband "Historische Radios" von Günther Abele abgebildet.

• Other Models

• Here you find 10 models, 9 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Vox-Maschinen AG; Berlin