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6in SB16PFCR25-4 - SB acoustics
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 124 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 0.94 kg
- Free air resonance, Fs 35 Hz
- Sensitivity (2.83 V / 1 m) 89.5 dB
- Mechanical Q-factor, Qms 2.76
- Electrical Q-factor, Qes 0.39
- Total Q-factor, Qts 0.34
- Moving mass incl. air, Mms 13.8 g
- Force factor, Bl 5.0 Tm
- Equivalent volume, VAS 32.7 liters
- Compliance, Cms 1.50 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.
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