• Country
• Germany

• Manufacturer / Brand
• Siemens (& Halske, -Schuckert Werke SSW, Electrogeräte); Berlin, München

• Year
• 1917 ??

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 204104

• Number of Tubes
• 2

• Valves / Tubes

• Main principle
• Audio-Amplification; 2 AF stage(s)

• Wave bands
• - without

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

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Zweiröhren-Verstärker [Regler vorne] - Siemens & Halske, -Schuckert

• Shape
• Tablemodel, low profile (big size).

• Notes
• Hersteller Siemens & Halske. Mit Doppelgitter-Röhren

• Mentioned in
• Telefunken Manual vom Februar 1918, "Die Kathoderöhre bei Empfangsanlage- Verstärker-Audion-Uberlage

• Author
• Model page created by Götz Linss † 27.06.21. See "Data change" for further contributors.

• Other Models

• Here you find 2523 models, 2120 with images and 1333 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Siemens (& Halske, -Schuckert Werke SSW, Electrogeräte); Berlin, München