• Country
• Norway

• Manufacturer / Brand
• Siera, Teknitron A/S; Oslo

• Year
• 1953/1954

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 239439

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

• Number of Tubes
• 6

• Valves / Tubes
• ECH81 EBF80 EBC41 EL84 EM34 AZ41

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and 2 x Short Wave.

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

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 25 cm = 9.8 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: Siera Populær SN100A - Siera, Teknitron A/S; Oslo

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 640 x 300 x 200 mm / 25.2 x 11.8 x 7.9 inch

• Notes

• Model for the Norwegian market, made by Belgian manufacturer Siera.
  Finishing of wooden cabinet: walnut or mahogany.

  Caution: Printing on dial glass is not wipe-proof!!

• Net weight (2.2 lb = 1 kg)
• 8 kg / 17 lb 9.9 oz (17.621 lb)

• Price in first year of sale
• 498.00 NOK

• Mentioned in
• Radiohandleren, Nr. 7, Sept. 1953; Nr. 8, Oct. 1954

• Author
• Model page created by Rolf Beckers. See "Data change" for further contributors.

• Other Models

• Here you find 17 models, 11 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Siera, Teknitron A/S; Oslo