Eighteen Sound 15ND730

Eighteen Sound 15ND730
General Specifications Datasheet
Brand Eighteen Sound
Reference 15ND730
Manufacturer website www.eighteensound.com
Size 15 in
380 mm
Type Low Frequency
Impedance Z 8 Ω
Nominal Power P 400 W
Program Power Pmax 600 W
Sensitivity SPL 99 dB
Usable frequency range 44 - 4000 Hz
Recommended crossover 2000 Hz
Eighteen Sound 15ND730 Frequency response
Eighteen Sound 15ND730 Impedance
Thiele/Small parameters Values in gray are calculated.
Resonant frequency Fs 44 Hz
Surface area of cone Sd 850 cm²
DC resistance Re 5.5 Ω
Mechanical Q Qms 8.10
Electromagnetic Q Qes 0.30
Total Q factor Qts 0.29
Mechanical suspension compliance Cms 152 µm/N
Compliance equivalent air volume Vas 156 liters
Moving mass Mmd 71.71 g
Moving mass (including airload) Mms 86 g
Mechanical resistance Rms 2.94 N·s/m
BL product BL 21 T·m
Voice coil inductance Le 1.35 mH
Maximum linear excursion (one way) Xmax 6.5 mm
Maximum mechanical limit (one way) Xlim 16.5 mm
Efficiency η₀ 4.47 %
Efficiency bandwidth product EBP 146
Effective diaphragm diameter Ø 32.9 cm
Import this driver in a simulation software:
WinISD 18Sound 15ND730.wdr
Hornresp 18Sound 15ND730.txt
Basta! 18Sound 15ND730.bastaelement
Eighteen Sound 15ND730 Dimensions
Dimensions
Overall diameter 387.0 mm
Baffle hole diameter 357.0 mm
Overall depth 169.5 mm
Flange thickness 11.5 mm
Net weight 3.9 kg
Materials of construction
Diaphragm material Treated Paper
Diaphragm shape Curvilinear
Surround material Treated Polycotton
Voice Coil Parameters
Voice coil diameter 75 mm
Coil material Copper
Similar drivers Power
(W)
SPL
(dB)
Fs
(Hz)
Sd
(cm²)
Qms
Qes
Vas
(L)
Xmax
(mm)
Eighteen Sound 15ND730 400 99 44 850 8.10 0.30 156 6.5
SICA 15 K 3 PL PL 400 100 40 855 8.31 0.28 166 6.5
B&C Speaker 15CL76 400 99 42 855 7.90 0.34 135 7.0
LaVoce WAF153.00 500 99 45 880 9.00 0.39 146 7.0
B&C Speaker 15FCX76 400 98 40 855 8.30 0.47 187 6.5
B&C Speaker 14CXN76 400 100 45 707 8.50 0.29 131 6.0
Beyma 15WR400 400 99 36 880 8.20 0.32 224 6.3
LaVoce WAN153.00 500 99 45 880 9.40 0.38 147 7.0
SICA 15 Fe 3 CP 400 99 40 855 9.52 0.34 170 5.5
Eighteen Sound 15W600 500 98 38 850 7.20 0.30 183 6.5
Eminence KAPPALITE 3015 450 101 45 856 6.70 0.36 153 5.9

LoudspeakerDatabase.com is not affiliated with Eighteen Sound. This page may contain errors or inaccuracies. Please check the up-to-date specifications on the manufacturer website before starting your project.

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