• Country
• Germany

• Manufacturer / Brand
• Nadir, Deutawerke; Berlin-Wilmersdorf

• Year
• 1927 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 109836

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

• Number of Tubes
• 2

• Valves / Tubes

• Wave bands
• - without

• Power type and voltage
• Storage and/or dry batteries / 3 & 4 & 17 & 96 Volt

• Loudspeaker
• - - No sound reproduction output.

• from Radiomuseum.org
• Model: Röhrenvoltmeter [DC] - Nadir, Deutawerke; Berlin-

• Notes
• Zweistufiges Röhrenvoltmeter, 5 Messbereiche. Vollausschlag des Instruments links (somit nicht überlastbar).

• Mentioned in
• Lehmann: Die Rundfunktechnik (1930?)

• Author
• Model page created by Georg Richter. See "Data change" for further contributors.

• Other Models

• Here you find 9 models, 7 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Nadir, Deutawerke; Berlin-Wilmersdorf