• Country
• Switzerland

• Manufacturer / Brand
• Albis, Albiswerke AG (Siemens Switzerland AG / Telefunken Zürich AG / Siemens-Albis); Albisrieden

• Year
• 1943–1945

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 11198

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

• Number of Tubes
• 4

• Valves / Tubes
• UCH21 UCH21 UBL21 UY1N

• Main principle
• Superheterodyne (common); ZF/IF 471 kHz

• Power type and voltage
• AC/DC-set

• Loudspeaker
• Presumably Dynamic Loudspeaker (moving coil)

• from Radiomuseum.org
• Model: 441A - Albis, Albiswerke AG Siemens

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Circuit diagram reference
• Thali-Schemasammlung und Tungsram-Röhrenbestückung.

• Other Models

• Here you find 175 models, 151 with images and 145 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Albis, Albiswerke AG (Siemens Switzerland AG / Telefunken Zürich AG / Siemens-Albis); Albisrieden