• Country
• Sweden

• Manufacturer / Brand
• SR, Svenska Radioaktiebolaget (SRA, Radiola); Stockholm

• Year
• 1940

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 201005

• • Brand: Radiola

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

• Number of Tubes
• 4

• Valves / Tubes
• DK21 DF21 DAC21 DL21

• Main principle
• Superheterodyne (common); ZF/IF 467 kHz

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Storage and/or dry batteries / 1,5 & 90 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Power out
• 0.2 W (unknown quality)

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Radiola 401 BAT - SR, Svenska Radioaktiebolaget

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 310 x 190 x 170 mm / 12.2 x 7.5 x 6.7 inch

• Net weight (2.2 lb = 1 kg)
• 7.4 kg / 16 lb 4.8 oz (16.3 lb)

• Price in first year of sale
• 160.00 SEK

• Mentioned in
• - - Manufacturers Literature (List of Radiola Radios with salesprices up to 1944, issued by SRA in 1945.)

• Other Models

• Here you find 276 models, 171 with images and 163 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from SR, Svenska Radioaktiebolaget (SRA, Radiola); Stockholm