• Country
• Sweden

• Manufacturer / Brand
• Svenska Högtalarefabriken (Sinus), HIFIac, HIFAB; Vårby, Bureå

• Year
• 1964 ??

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 348093

• Wave bands
• - without

• Power type and voltage
• No Power needed

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Sinus högtalare B4S-3 - Svenska Högtalarefabriken

• Shape
• Book-shelf unit.

• Notes

• Most likely some modification of the B-4.

• Author
• Model page created by Mandrigin Sergey. See "Data change" for further contributors.

• Other Models

• Here you find 275 models, 130 with images and 212 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Svenska Högtalarefabriken (Sinus), HIFIac, HIFAB; Vårby, Bureå