SB Acoustics SB13PFCR25-4 COAX 5'' Coaxial Paper Cone Woofer
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
- Non-resonant long life lead wires
- Compact large surround dome tweeter
Specs
SPECS WOOFER:
- Nominal Impedance 4 Ω
- DC resistance, Re 3.2 Ω
- Voice coil inductance, Le 0.30 mH
- Effective piston area, Sd 82 cm2
- Voice coil diameter 25.4 mm
- Voice coil height 14.3 mm
- Air gap height 5 mm
- Linear coil travel (p-p) 9.3 mm
- Magnetic flux density 1.1 T
- Magnet weight 0.36 kg
- Net weight 0.93 kg
- Free air resonance, Fs 43 Hz
- Sensitivity (2.83V/1m) 90 dB
- Mechanical Q-factor, Qms 2.26
- Electrical Q-factor, Qes 0.3
- Total Q-factor, Qts 0.27
- Moving mass incl. air,Mms 9.1 g
- Force factor, Bl 5.1 Tm
- Equivalent volume, Vas 14.4 liters
- Compliance, Cms 1.51 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.
SPECS TWEETER:
- Nominal Impedance 4 Ω
- DC resistance, Re 3.0 Ω
- Voice coil diameter 12.4 mm
- Voice coil height 1.2 mm
- Air gap height 1.5 mm
- Free air resonance, Fs 1300 Hz
- Sensitivity (2.83V/1m) 89 dB
- Rated power handling* 10 W
- Magnetic flux density 1.05 T
- Magnet weight 0.003 kg
- Net weight 0.014 kg
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