Isophon SKB 90 specifications

Category : Speakers

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Tech nical data

  • Manufacturer: Isophon
  • Model: SKB 90
  • Years of construction: ca. 1979 - 1982
  • Manufactured in: Germany
  • Color: Walnut veneer / walnut black
  • Dimensions: 470x 260 x 218 mm (H x W x D)
  • Weight: 21 kg
  • Factory price approx.: 690,- DM per piece
  • Type of construction: 3-way shelf speaker, closed
  • Chassis:
    • Low midrange: 1 isophone PSL 203/35/4
    • Midrange: 1 isophone BPSL 100/7
    • Midrange: 1 Isophone KK10/4
  • Load capacity (nominal/musical b.): 70/90 Watt
  • Efficiency: 88 dB/w/m
  • Frequency response: 35 - 20,000 Hz
  • Transition range: 500/3000 Hz
  • Impedance: 4 Ohm s
  • Low Midrange: 1 Isophone PSL 203/35/4
  • Midrange: 1 Isophon BPSL 100/7
  • Midrange: 1 Isophon KK10/4


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