• Country
• Sweden

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

• Year
• 1950 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 103932

• • Brand: Radiola

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

• Number of Tubes
• 5

• Valves / Tubes
• MECH42 6BA6 6AV6 6AQ5 6X4

• Main principle
• Superheterodyne (common)

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

• Power type and voltage
• Alternating Current supply (AC) / 110-127; 150; 220; 245 Volt

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

• Power out
• 3 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Radiola Polkett 1504V - SR, Svenska Radioaktiebolaget

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

• Dimensions (WHD)
• 404 x 264 x 181 mm / 15.9 x 10.4 x 7.1 inch

• Net weight (2.2 lb = 1 kg)
• 6.5 kg / 14 lb 5.1 oz (14.317 lb)

• Literature/Schematics (1)
• -- Original-techn. papers.

• Author
• Model page created by Peter Olausson. See "Data change" for further contributors.

• 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