• Country
• Sweden

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

• Year
• 1967 ??

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 346795

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

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 inch = 25.4 cm

• Material
• Metal case

• from Radiomuseum.org
• Model: Sinus Högtalarelement U-1051 Z - Svenska Högtalarefabriken

• Shape
• Chassis only or for «building in»

• Notes

• Similar to U-1051 X, but with other type of diaphragm (Z-membran).

  Voice coil

  • Maximum power, Watt: 18 (1972, 1973).
  • Diameter, mm: 40 (1967 May).
  • Impedance, Ohm: 4, 8.

  Diaphragm

  • Resonance frequency, Hz: 30 (1972, 1973).
  • Frequency range, Hz: 25 – 5 000 (1972, 1973).

  Mechanical data

  • Mounting hole diameter, mm: 228 (1972, 1973).
  • Total depth, mm: 134 (1972, 1973).

• Mentioned in
• -- Original prospect or advert (NL: Muiderkring - Jaarboekje 1972/1973)

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

• Other Models

• Here you find 276 models, 132 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