• Country
• Sweden

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

• Year
• 1940

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 197949

• • Brand: Radiola

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

• Number of Tubes
• 6

• Valves / Tubes
• ECH3 EF5 EBC3 CL4 EM4 CY2

• Main principle
• Superheterodyne (common); ZF/IF 144 kHz

• Tuned circuits
• 7 AM circuit(s)

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

• Power type and voltage
• AC/DC-set / 110; 120; 130; 150; 220; 245 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 20 cm = 7.9 inch

• Power out
• 4 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Radiola 404LV - SR, Svenska Radioaktiebolaget

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

• Dimensions (WHD)
• 470 x 330 x 265 mm / 18.5 x 13 x 10.4 inch

• Notes
• Additional loudspeaker impedance: 20 Ω
  Dial lamps: 2x 6,5 V 0,15 A (F-13076)

• Net weight (2.2 lb = 1 kg)
• 11.4 kg / 25 lb 1.8 oz (25.11 lb)

• Source of data
• - - Data from my own collection

• Author
• Model page created by Timo Rantasaari. 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