9.5in SATORI WO24P-4

9½” SATORI WO24P-4 / Paper

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Features

  • Hard paper cone for improved piston operation (made in-house)
  • Large optimized motor system with under-cut pole piece and dual shorting rings
  • Vented aerodynamic cast aluminium chassis for optimum strength and low compression
  • Soft low damping rubber surround for optimum transient response
  • Linear symmetric suspension design for improved dynamic performance
  • Non-conducting fibre glass voice coil former for minimum damping
  • Long life silver lead wires attached 180° apart for improved stability
  • Vented pole piece for reduced compression
  • High piston to chassis diameter ratio
  • Gasket and bolt hole protrusions for reduced coupling to speaker cabinet

Specs

  • Nominal Impedance 4 Ω
  • DC resistance, Re 3.3 Ω
  • Voice coil inductance, Le 0.29 mH
  • Effective piston area, Sd 255 cm2
  • Voice coil diameter 49.5 mm
  • Voice coil height 23 mm
  • Air gap height 6 mm
  • Linear coil travel (p-p) 17 mm
  • Magnetic flux density 1.1 T
  • Magnet weight 1.36 kg
  • Net weight 3.7 kg
  • Free air resonance, Fs 28 Hz
  • Sensitivity (2.83V/1m) 91 dB
  • Mechanical Q-factor, Qms 6.7
  • Electrical Q-factor, Qes 0.42
  • Total Q-factor, Qts 0.40
  • Moving mass incl. air,Mms 42 g
  • Force factor, Bl 7.6 Tm
  • Equivalent volume, Vas 71 liters
  • Compliance, Cms 0.77 mm/N
  • Mechanical loss, Rms 1.1 kg/s
  • Rated power handling* 90 W

* IEC 268-5, T/S parameters measured on drive units that are broken in.