• Country
• Sweden

• Manufacturer / Brand
• Stern & Stern (Concerton / Conserton), S&S; Stockholm

• Year
• 1933

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 125325

• Number of Tubes
• 2

• Valves / Tubes
• B2038 B443S

• Main principle
• TRF with regeneration; 1 AF stage(s)

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

• Power type and voltage
• Direct Current supply (DC) / 110; 120; 150; 220; 240 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 12 cm = 4.7 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: Concerton L21 - Stern & Stern Concerton /

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 325 x 240 x 170 mm / 12.8 x 9.4 x 6.7 inch

• Notes

• Also exported to Belgium.

• Price in first year of sale
• 110.00 SEK

• Mentioned in
• Radio Home N°202 page 89 (09/1933)

• Other Models

• Here you find 392 models, 221 with images and 172 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Stern & Stern (Concerton / Conserton), S&S; Stockholm