• Country
• Germany

• Manufacturer / Brand
• Monette, Mock & Nettebeck; Berlin

• Year
• 1925

• Category
• Pre-stage (adaptor for SW/FM/VHF/UHF incl. built-in), Frequency converter

• Radiomuseum.org ID
• 216211

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

• Number of Tubes
• 1

• Valves / Tubes

• Main principle
• TRF with regeneration

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Long Wave and/or Very Low Frequency (VLF).

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

• Loudspeaker
• - - No sound reproduction output.

• Material
• Wooden case, TUBES VISIBLE.

• from Radiomuseum.org
• Model: Vorsetzer für Langwelle - Monette, Mock & Nettebeck;

• Shape
• Tablemodel, slant panel.

• Notes
• Vorsatzgerät für Langwelle. Steckspulen.
  Geeignet gemäß Inserat für Systeme: Telefunkon 3, Radiofrequenz, Seibt, Huth, Lorenz, Amato u.a.m.

• Price in first year of sale
• 51.00 RM

• Mentioned in
• Die Sendung (Rundfunkwoche 1925, 29.Nov., p.32)

• Author
• Model page created by Michael Grzonka. See "Data change" for further contributors.

• Other Models

• Here you find 28 models, 26 with images and 15 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Monette, Mock & Nettebeck; Berlin