SB Acoustics SB15CAC30-8 5'' Ceramic Cone Woofer
Features:
- Vented cast aluminum chassis for optimum strength and low compression
- Geometrically reinforced ceramic cone for optimum piston operation and reduced
break-up - Soft low damping rubber surround for improved transient response
- Non-conducting fibre glass voice coil former for minimum damping
- Extended copper sleeve on pole piece for low inductance and low distortion
- CCAW voice coil for reduced moving mass
- Long life silver lead wires
- Vented pole piece for reduced compression
Specifications:
- Nominal Impedance 8 ?
- DC resistance, Re 5.7 ?
- Voice coil inductance, Le 0.14 mH
- Effective piston area, Sd 82 cm2
- Voice coil diameter 30.5 mm
- Voice coil height 14 mm
- Air gap height 5 mm
- Linear coil travel (p-p) 10 mm
- Magnetic flux density 1.0 T
- Magnet weight 0.54 kg
- Net weight 1.46 kg
- Free air resonance, Fs 35.5 Hz
- Sensitivity (2.83 V / 1 m) 86 dB
- Mechanical Q-factor, Qms 4.77
- Electrical Q-factor, Qes 0.42
- Total Q-factor, Qts 0.38
- Moving mass incl. air, Mms 10.7 g
- Force factor, Bl 5.7 Tm
- Equivalent volume, VAS 17.9 liters
- Compliance, Cms 1.88 mm/N
- Mechanical loss, Rms 0.5 kg/s
- Rated power handling* 50 W
* IEC 268-5, T/S parameters measured on drive units that are broken in.