• Country
• Belgium

• Manufacturer / Brand
• SBR Société Belge Radio-Electrique, Bruxelles

• Year
• 1928–1930

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 26968

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

• Number of Tubes
• 5

• Valves / Tubes
• A415 A415 A415 D404 D404

• Main principle
• TRF without regeneration; 1 AF stage(s); Neutrodyne

• Tuned circuits
• 2 AM circuit(s)

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

• Power type and voltage
• Storage and/or dry batteries / 4 & 120 & -15 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case

• from Radiomuseum.org
• Model: Ondolina 5 - SBR Société Belge Radio-

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Dimensions (WHD)
• 470 x 300 x 290 mm / 18.5 x 11.8 x 11.4 inch

• Notes
• • With 4 Volt tubes 3 x A415 , 2 x  D404  or with 6 Volt tubes: 3 x HL610, 2 x P625 . Two output tubes.
  • This set was loud enough to be used by stormy weather and in public rooms.
  • The mentioned price is without tubes.
  • An internal negative grid voltage battery is present. Since this battery had to deliver very little current, it lasted a very long time.

• Price in first year of sale
• 3,575.00 BFr

• External source of data
• Ernst Erb

• Other Models

• Here you find 733 models, 680 with images and 416 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from SBR Société Belge Radio-Electrique, Bruxelles