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Fi Car Audio SP4 12v2+ D2 specifications.
Car speakers Specs << Fi Car Audio << Fi Car Audio SP4 12v2+ D2| Specification | | | Reviews |
General characteristics Fi Car Audio SP4 12v2+ D2
Type:
Subwoofer
Size:
12"
RMS Power:
3500 W
Max Power:
7000 W
Sensitivity:
84 dB
Impedance:
2x 2Ω
DC resistance:
1.3 Ω
Resonant frequency:
27 Hz
Total Q factor:
0.29
Suspension equivalent air volume:
27 L
Maximum linear excursion:
33 mm
Resonant frequency:
27.9 Hz
Electrical Q:
0.30
Mechanical Q:
7.96
Suspension equivalent air volume:
27.1 L
Force factor:
17.18 T·m
Suspension mechanical resistance:
8.6 N·s/m
Suspension mechanical compliance:
86 µm/N
Moving mass:
382.1 g
Moving mass (including airload):
390 g
Surface of the diaphragm:
480 cm²
Effective diaphragm diameter:
24.7 cm
Maximum linear excursion:
± 33 mm
Displacement volume at Xmax:
1584 cm³
Efficiency:
0.19 %
Efficiency bandwidth product:
93
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