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Eighteen Sound 18NLW4500 specifications.
Car speakers Specs << Eighteen Sound << Eighteen Sound 18NLW4500| Specification | | | Reviews |
General characteristics Eighteen Sound 18NLW4500
Type:
Subwoofer
Size:
18"
RMS Power:
1800 W
Max Power:
3600 W
Sensitivity:
97 dB
Impedance:
8Ω
DC resistance:
5 Ω
Frequency range:
30 - 1000 Hz
Resonant frequency:
35 Hz
Total Q factor:
0.33
Suspension equivalent air volume:
151 L
Maximum linear excursion:
15.3 mm
Electrical Q:
0.34
Mechanical Q:
9.70
Minimum impedance:
6.1 Ω
Voice coil inductance:
2 mH
Force factor:
30.3 T·m
Suspension mechanical resistance:
6.5 N·s/m
Suspension mechanical compliance:
80 µm/N
Moving mass:
258 g
Moving mass (including airload):
286 g
Surface of the diaphragm:
1156 cm²
Effective diaphragm diameter:
38.4 cm
Maximum linear excursion:
± 15.3 mm
Displacement volume at Xmax:
1768.7 cm³
Efficiency:
1.8 %
Efficiency bandwidth product:
102
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