5 SB13PFC25-04-R-pic

5″ SB13PFCR25-4 / Paper

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Features

  • Vented reinforced plastic chassis
  • Proprietary cone material with natural fibers made in-house
  • Soft low damping rubber surround for improved transient response
  • Optimized motor system
  • Vented coil former for low compression
  • Non-resonant long life lead wires

Specs

  • Nominal Impedance 4 Ω
  • DC resistance, Re 3.2 Ω
  • Voice coil inductance, Le 0.56 mH
  • Effective piston area, Sd 87 cm2
  • Voice coil diameter 25.4 mm
  • Voice coil height 14 mm
  • Air gap height 5 mm
  • Linear coil travel (p-p) 9 mm
  • Magnetic flux density 1.06 T
  • Magnet weight 0.36 kg
  • Net weight 0.91 kg
  • Free air resonance, Fs 44 Hz
  • Sensitivity (2.83 V / 1 m) 89 dB
  • Mechanical Q-factor, Qms 2.6
  • Electrical Q-factor, Qes 0.33
  • Total Q-factor, Qts 0.29
  • Moving mass incl. air, Mms 10.5 g
  • Force factor, Bl 5.3 Tm
  • Equivalent volume, VAS 13.4 liters
  • Compliance, Cms 1.25 mm/N
  • Mechanical loss, Rms 1.1 kg/s
  • Rated power handling* 40 W

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