• Country
• Belgium

• Manufacturer / Brand
• Siera; Belgien

• Year
• 1949

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 97201

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 468 kHz

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• AC/DC-set / 110-245 Volt

• Loudspeaker
• -Loudspeaker incorporated, but system not known.

• from Radiomuseum.org
• Model: S241U - Siera; Belgien

• Price in first year of sale
• 135.00 Hfl

• Source of data
• Technisch- Commercieel - Radio Vademecum Staleman

• Author
• Model page created by John Koster. See "Data change" for further contributors.

• Other Models

• Here you find 474 models, 434 with images and 212 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Siera; Belgien