• Year
  • 1965–1968 ??
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 345871

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-1504 - Svenska Högtalarefabriken
  • Shape
  • Chassis only or for «building in»
  • Notes
  • Magnet

    • Type – Triconal (1967 May).
    • Magnetic induction (magnetic flux density), Gauss: 14 500 (1967 May).
    • Magnetic flux, Maxwell: 210 000 (1967 May).

    Voice coil

    • Maximum power, Watt: 25 (1965, 1967, 1968), 30 (1967 May).
    • Diameter, mm: 50 (1967 May).
    • Impedance, Ohm: 16.

    Diaphragm

    • Resonance frequency, Hz: 45 (1965), 55 (1967), 70 (1967 May), 55 (1968).
    • Frequency range, Hz: ... – 5 000 (1965), 40 – 5 000 (1967), 50 - 5 000 (1967 May), 40 – 5000 (1968).

    Mechanical data

    • Distance between mounting holes, mm: 359 (1967 May).
    • Mounting hole diameter, mm: 334 (1965, 1967, 1967 May, 1968).
    • Dimensions of the magnetic system LxW, mm: ⌀109 (1967 May).
    • Dimensions of the magnetic system D, mm: 91 (1967 May).
    • Basket depth, mm: 120 (1967 May).
    • Total depth, mm: 211 (1965, 1967, 1967 May, 1968).
    • Weight, g: 5900 (1967 May).
  • Net weight (2.2 lb = 1 kg)
  • 5.9 kg / 12 lb 15.9 oz (12.996 lb)
  • Mentioned in
  • NL: Muiderkring - Jaarboekje 1965/1967/1968
  • Literature/Schematics (1)
  • Svenska Högtalarefabriken Prislista 1967, May
  • Author
  • Model page created by Mandrigin Sergey. See "Data change" for further contributors.

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