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Eighteen Sound 8M400F specifications.
Car speakers Specs << Eighteen Sound << Eighteen Sound 8M400F| Specification | | | Reviews |
General characteristics Eighteen Sound 8M400F
Type:
Mid-range
Size:
8"
RMS Power:
250 W
Max Power:
320 W
Sensitivity:
100 dB
Impedance:
8Ω
DC resistance:
5.1 Ω
Frequency range:
200 - 9000 Hz
Resonant frequency:
89 Hz
Total Q factor:
0.26
Suspension equivalent air volume:
14 L
Maximum linear excursion:
3 mm
Electrical Q:
0.28
Mechanical Q:
4.03
Suspension equivalent air volume:
13.7 L
Minimum impedance:
6.5 Ω
Voice coil inductance:
0.07 mH
Force factor:
13.1 T·m
Suspension mechanical resistance:
2.3 N·s/m
Suspension mechanical compliance:
188 µm/N
Moving mass:
14.4 g
Moving mass (including airload):
16.9 g
Surface of the diaphragm:
227 cm²
Effective diaphragm diameter:
17 cm
Maximum linear excursion:
± 3 mm
Displacement volume at Xmax:
68.1 cm³
Efficiency:
3.37 %
Efficiency bandwidth product:
317
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