• Country
• Germany

• Manufacturer / Brand
• Graetz, Altena (Westfalen)

• Year
• 1950–1952

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

• Radiomuseum.org ID
• 1729

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

• Number of Tubes
• 2

• Valves / Tubes
• UF42 UF41

• Main principle
• RF Converter/Adapter (not voltage converter)

• Wave bands
• FM Broadcast Band Only

• Power type and voltage
• Powered by external power supply or a main unit.

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: UKW-Einbaugerät UK81GW - Graetz, Altena Westfalen

• Shape
• Chassis only or for «building in»

• Notes

• UKW-Einbaugerät, besonders für Graetz 153GW.

• Price in first year of sale
• 42.00 DM

• Source of data
• Radiokatalog Band 1, Ernst Erb

• Mentioned in
• Funkschau (1951, Heft 8)

• Other Models

• Here you find 779 models, 700 with images and 596 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Graetz, Altena (Westfalen)