Eighteen Sound 15NLW9401

Eighteen Sound 15NLW9401
Eighteen Sound 15NLW9401
General Specifications Datasheet
Brand Eighteen Sound
Reference 15NLW9401
Manufacturer website www.eighteensound.com
Size 15 in
380 mm
Type Low Frequency
Impedance Z 8 Ω
Minimum impedance Zmin 7.2 Ω
Nominal Power P 1200 W
Program Power Pmax 2400 W
Sensitivity SPL 97.5 dB
Usable frequency range 37 - 2300 Hz
Recommended crossover 500 Hz
Eighteen Sound 15NLW9401 Frequency response
Eighteen Sound 15NLW9401 Impedance
Thiele/Small parameters Values in gray are calculated.
Resonant frequency Fs 39 Hz
Surface area of cone Sd 900 cm²
DC resistance Re 5.2 Ω
Mechanical Q Qms 4.13
Electromagnetic Q Qes 0.28
Total Q factor Qts 0.26
Mechanical suspension compliance Cms 117 µm/N
Compliance equivalent air volume Vas 134 liters
Moving mass Mmd 124.43 g
Moving mass (including airload) Mms 140 g
Mechanical resistance Rms 8.31 N·s/m
BL product BL 25.4 T·m
Voice coil inductance Le 1.9 mH
Maximum linear excursion (one way) Xmax 10 mm
Maximum mechanical limit (one way) Xlim 19 mm
Efficiency η₀ 2.95 %
Efficiency bandwidth product EBP 139
Effective diaphragm diameter Ø 33.85 cm
Import this driver in a simulation software:
WinISD 18Sound 15NLW9401.wdr
Hornresp 18Sound 15NLW9401.txt
Basta! 18Sound 15NLW9401.bastaelement
Eighteen Sound 15NLW9401 Dimensions
Dimensions
Overall diameter 393.0 mm
Baffle hole diameter 360.0 mm
Overall depth 180 mm
Flange thickness 12.5 mm
Net weight 7.5 kg
Materials of construction
Diaphragm material Water Resistant Fiberglass
Diaphragm shape Straight
Surround material Polycotton
Voice Coil Parameters
Voice coil diameter 100 mm
Coil material Copper
Similar drivers Power
(W)
SPL
(dB)
Fs
(Hz)
Sd
(cm²)
Qms
Qes
Vas
(L)
Xmax
(mm)
Eighteen Sound 15NLW9401 1200 98 39 900 4.13 0.28 134 10.0
Eighteen Sound 15LW2400 1200 97 40 900 4.75 0.32 131 10.0
B&C Speaker 15NBX100 8Ω 1000 97 36 855 4.20 0.31 125 10.0
Eighteen Sound 15LW1401 1000 98 42 900 5.36 0.28 131 9.0
B&C Speaker 15NW100 8Ω 1000 97 33 855 4.30 0.23 139 9.0
SICA 15 PFS 4 1200 96 39 855 4.87 0.37 104 9.0
Beyma 15MC700 700 98 41 880 4.80 0.38 153 9.8
Celestion FTR15-4080HDX 1000 96 41 857 3.98 0.36 104 8.0
B&C Speaker 15NBX100 4Ω 1000 95 37 855 4.77 0.30 110 10.0
B&C Speaker 15TBW100 8Ω 1500 96 39 855 4.40 0.33 96 12.0
Precision Devices PD.155NR1 1000 99 37 895 6.10 0.24 140 12.0

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