• Country
• Germany

• Manufacturer / Brand
• Reisz, Eugen, Apparatebau; Berlin

• Year
• 1925 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 166469

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

• Number of Tubes
• 2

• Valves / Tubes
• OeconomW OeconomN EW20

• Main principle
• Audio-Amplification

• Wave bands
• - without

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

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case, TUBES VISIBLE.

• from Radiomuseum.org
• Model: Vorverstärker - Reisz, Eugen, Apparatebau;

• Shape
• Tablemodel, with any shape - general.

• Notes
• NF-Vorverstärker für ein Reisz-Kohlemikrofon, z. B. Type 104.
  Bei größerer Leitungslänge zwischen Mikrofon und Hauptverstärker wird dieser Vorverstärker in der Nähe des Mikrofons benutzt.

• Literature/Schematics (1)
• Banneitz, Taschenbuch der drahtlosen Telegraphie und Telephonie, 1927

• Author
• Model page created by a member from D. See "Data change" for further contributors.

• Other Models

• Here you find 9 models, 9 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Reisz, Eugen, Apparatebau; Berlin