• Year
  • 1965 ??
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 346194

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

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 15 inch = 38.1 cm
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Sinus Högtalarelement B-1577 - Svenska Högtalarefabriken
  • Shape
  • Chassis only or for «building in»
  • Notes
  • Magnet

    • Type – Ferrite (1967 May).
    • Magnetic induction (magnetic flux density), Gauss: 12 500 (1967 May).
    • Magnetic flux, Maxwell: 160 000 (1967 May).

    Voice coil

    • Maximum power, Watt: 25 (1965), 18 (1967 May).
    • Diameter, mm: 50 (1967 May).
    • 'Impedance, Ohm: 16.

    Diaphragm

    • Resonance frequency, Hz: 45 (1965) 70 (1967 May).
    • Frequency range, Hz: ... – 5 000 (1965), 50 - 5 000 (1967 May).

    Mechanical data

    • Distance between mounting holes, mm: 359 (1967 May).
    • Mounting hole diameter, mm: 334 (1965, 1967 May).
    • Dimensions of the magnetic system LxW, mm: ⌀134 (1967 May).
    • Dimensions of the magnetic system D, mm: 30 (1967 May).
    • Basket depth, mm: 120 (1967 May).
    • Total depth, mm: 150 (1965, 1967 May).
    • Weight, g: 4000 (1967 May).
  • Mentioned in
  • Muiderkring - Jaarboekje 1965
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Svenska Högtalarefabriken Prislista 1967, May, p. 14)
  • Author
  • Model page created by Mandrigin Sergey. See "Data change" for further contributors.

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