[PLAN]18" DXS18 BANDPASS SUB

#SUBSCRIBE #Bandpass #Subwoofer
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32Hz ~ 180Hz
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Use any kind of subwoofer that is similar or the same specifications with this Subwoofer driver the Eminence DEFINIMAX 4018LF
Sub
Resonant frequency fS 30 Hz
Electrical Q QES 0.35
Mechanical Q QMS 11.95
Total Q factor QTS 0.34
Suspension equivalent air volume VAS 254.71 litres
DC resistance RE 6.1 Ω
Voice coil inductance LE 4.54 mH
Force factor B·l 26.75 T·m
Suspension mechanical resistance RMS 3.4 N·s/m
Suspension mechanical compliance CMS 130 µm/N
Moving mass MMD 188.5 g
Moving mass (including airload) MMS 217 g
Surface of the diaphragm SD 1188 cm²
Effective diaphragm diameter Ø 38.9 cm
Maximum linear excursion Xmax ± 8.57 mm
Excursion limit Xlim ± 15.9 mm
Displacement volume at Xmax VD 1018.1 cm³
Efficiency η₀ 1.92 %
Efficiency bandwidth product EBP 86