Eighteen Sound 18NLW9601C

Eighteen Sound 18NLW9601C
General Specifications Datasheet
Brand Eighteen Sound
Reference 18NLW9601C
Manufacturer website www.eighteensound.com
Size 18 in
462 mm
Type Low Frequency
Impedance Z 8 Ω
Minimum impedance Zmin 6.0 Ω
Nominal Power P 1800 W
Program Power Pmax 3600 W
Sensitivity SPL 95 dB
Usable frequency range 30 - 2300 Hz
Recommended crossover 300 Hz
Eighteen Sound 18NLW9601C Frequency response
Eighteen Sound 18NLW9601C Impedance
Thiele/Small parameters Values in gray are calculated.
Resonant frequency Fs 38.5 Hz
Surface area of cone Sd 1130 cm²
DC resistance Re 4.7 Ω
Mechanical Q Qms 6.29
Electromagnetic Q Qes 0.36
Total Q factor Qts 0.34
Mechanical suspension compliance Cms 55 µm/N
Compliance equivalent air volume Vas 99 liters
Moving mass Mmd 292.09 g
Moving mass (including airload) Mms 314 g
Mechanical resistance Rms 12.08 N·s/m
BL product BL 31.7 T·m
Voice coil inductance Le 1.8 mH
Maximum linear excursion (one way) Xmax 14 mm
Maximum mechanical limit (one way) Xlim 35 mm
Efficiency η₀ 1.53 %
Efficiency bandwidth product EBP 106
Effective diaphragm diameter Ø 37.93 cm
Import this driver in a simulation software:
WinISD 18Sound 18NLW9601C.wdr
Hornresp 18Sound 18NLW9601C.txt
Basta! 18Sound 18NLW9601C.bastaelement
Eighteen Sound 18NLW9601C Dimensions
Dimensions
Overall diameter 462.0 mm
Baffle hole diameter 422.0 mm
Overall depth 236 mm
Flange thickness 26 mm
Net weight 12.8 kg
Materials of construction
Diaphragm material Carbon Fiber
Diaphragm shape Straight
Surround material Heavy Polycotton
Voice Coil Parameters
Voice coil diameter 135 mm
Coil material Aluminum
Similar drivers Power
(W)
SPL
(dB)
Fs
(Hz)
Sd
(cm²)
Qms
Qes
Vas
(L)
Xmax
(mm)
Eighteen Sound 18NLW9601C 1800 95 39 1130 6.29 0.36 99 14.0
Eighteen Sound 18NLW9601 1800 96 39 1130 5.70 0.30 120 14.0
Eighteen Sound 18iD 1800 95 40 1130 5.50 0.27 67 15.5
B&C Speaker 18SW115 4Ω 1700 96 34 1210 6.10 0.31 149 14.0
Precision Devices PD.185NR1 1400 98 34 1164 6.17 0.29 102 11.8
B&C Speaker 18SW100 4Ω 1500 96 36 1210 5.91 0.40 160 12.5
B&C Speaker 15SW100 4Ω 1500 95 37 855 5.33 0.29 100 12.5
B&C Speaker 15TBW100 4Ω 1500 95 39 855 5.55 0.30 88 12.0
B&C Speaker 15SW100 8Ω 1500 95 37 855 4.80 0.34 110 12.5
LaVoce WAF154.00 1500 97 38 830 5.70 0.31 103 12.1
B&C Speaker 15SW115 4Ω 1700 96 34 855 5.80 0.23 105 13.5

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