• Country
• Sweden

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

• Year
• 1954

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 146260

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

• Number of Tubes
• 4

• Valves / Tubes
• DK40 DAF40 DAF41 DL94

• Number of Transistors

• Semiconductors
• Selenium-Rectifier

• Main principle
• Superheterodyne (common); ZF/IF 470 kHz

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• Line / Batteries (any type) / AC/DC 115; 130; 220 / 6 & 90 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 17 cm = 6.7 inch

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

• from Radiomuseum.org
• Model: Concerton Trio UB1515 - Stern & Stern Concerton /

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

• Dimensions (WHD)
• 375 x 260 x 147 mm / 14.8 x 10.2 x 5.8 inch

• Notes

• Price not including batteries.

• Net weight (2.2 lb = 1 kg)
• 4.2 kg / 9 lb 4 oz (9.251 lb)

• Price in first year of sale
• 285.00 SEK

• Source of data
• -- Original prospect or advert

• Mentioned in
• - - Manufacturers Literature (Stern & Stern service data booklet 1954-1956)

• Other Models

• Here you find 395 models, 224 with images and 173 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