3″ SB10PGC21-4 / Fiberglass

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Features

  • Low damping surround and non-conductive voice coil former to ensure good dynamics and transparent sound character with fine detail.
  • Vented voice coil for heat exchange and reduced compression.
  • Light weight CCAW voice coil.
  • Optimized fiberglass cone for smooth response.
  • Compact square chassis for versatile integration.

Specs

  • Nominal Impedance 4 Ω
  • DC resistance, Re 3.4 Ω
  • Voice coil inductance, Le 0.15 mH
  • Effective piston area, Sd 27 cm2
  • Voice coil diameter 20.4 mm
  • Voice coil height 7.5 mm
  • Air gap height 3 mm
  • Linear coil travel (p-p) 4.5 mm
  • Magnetic flux density 0.8 T
  • Magnet weight 0.09 kg
  • Net weight 0.24 kg
  • Free air resonance, Fs 89 Hz
  • Sensitivity (2.83V/1m) 84 dB
  • Recommended Frequency Range 90-20.000 Hz
  • Mechanical Q-factor, Qms 11.2
  • Electrical Q-factor, Qes 1.01
  • Total Q-factor, Qts 0.92
  • Moving mass incl. air,Mms 2.8 g
  • Force factor, Bl 2.3 Tm
  • Equivalent volume, Vas 1.2 liters
  • Compliance, Cms 1.14 mm/N
  • Mechanical loss, Rms 0.14 kg/s
  • Rated power handling* 20 W

*IEC 268-5, high-pass Butterworth, 200 Hz, 12 dB/oct, T/S parameters measured on drive units that are broken in.