• Country
• Germany

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

• Year
• 1950/1951

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

• Radiomuseum.org ID
• 5232

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

• Number of Tubes
• 4

• Valves / Tubes
• UF14 UF14 UAA11 UY2

• Main principle
• Superheterodyne (common); 10700 Special

• Tuned circuits
• 6 FM circuit(s)

• Wave bands
• FM Broadcast Band Only

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 220 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: UKW-Einsatz U4Wt - Siemens & Halske, -Schuckert

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 210 x 130 x 135 mm / 8.3 x 5.1 x 5.3 inch

• Notes

• Selbstschwingende additive Pentodenmischstufe, 1 ZF-Stufe, Ratiodetektor.

  Weitere Unterlagen beim U4GWt

• Net weight (2.2 lb = 1 kg)
• 1.6 kg / 3 lb 8.4 oz (3.524 lb)

• Price in first year of sale
• 138.00 DM

• Source of data
• Kat.d. Rundf.Gr.Handel 1950/51 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange-Nowisch

• Mentioned in
• Funkschau (5012)

• Other Models

• Here you find 2521 models, 2118 with images and 1334 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