SB Acoustics SB23MFCL45-4 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 4 ?
- DC resistance, Re 3.3 ?
- Voice coil inductance, Le 0.73 mH
- Effective piston area, Sd 210 cm2
- Voice coil diameter 45.5 mm
- Voice coil height 32 mm
- Air gap height 8 mm
- Linear coil travel (p-p) 24 mm
- Magnetic flux density 1.03 T
- Magnet weight 2.0 kg
- Net weight 4.70 kg
- Free air resonance, Fs 27 Hz
- Sensitivity (2.83V/1m) 87.5 dB
- Mechanical Q-factor, Qms 7.7
- Electrical Q-factor, Qes 0.36
- Total Q-factor, Qts 0.34
- Moving mass incl. air,Mms 59 g
- Force factor, Bl 9.6 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.
Frequently Asked Questions
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