SB Acoustics SB23MFCL45-8 8'' Long Stroke Polypropylene Cone Subwoofer
Features
- Long stroke design
- Linear high stability suspension
- Low damping rubber surround
- Long copper voice coil
- Non-conducting reinforced fibre glass coil former
- Very stiff mineral filled Polypropylene cone
- Vented cast aluminium chassis
- Large vented motor system
- Long life silver lead wires
- Optimized for smaller enclosures
Specifications
- Nominal Impedance 8 ?
- DC resistance, Re 6.2 ?
- Voice coil inductance, Le 1.02 mH
- Effective piston area, Sd 210 cm2
- Voice coil diameter 45.5 mm
- Voice coil height 29.2 mm
- Air gap height 8 mm
- Linear coil travel (p-p) 21 mm
- Magnetic flux density 1.03 T
- Magnet weight 2.0 kg
- Net weight 4.70 kg
- Free air resonance, Fs 28.5 Hz
- Sensitivity (2.83V/1m) 85 dB
- Mechanical Q-factor, Qms 7.3
- Electrical Q-factor, Qes 0.46
- Total Q-factor, Qts 0.43
- Moving mass incl. air,Mms 53 g
- Force factor, Bl 11.3 Tm
- Equivalent volume, Vas 37 liters
- Compliance, Cms 0.59 mm/N
- Mechanical loss, Rms 1.3 kg/s
- Rated power handling* 150 W
* IEC 268-5, T/S parameters measured on drive units that are broken in.