Eighteen Sound 12NW530

Eighteen Sound 12NW530
General Specifications Datasheet
Brand Eighteen Sound
Reference 12NW530
Manufacturer website www.eighteensound.com
Size 12 in
300 mm
Type Low Frequency
Impedance Z 8 Ω
Minimum impedance Zmin 6.3 Ω
Nominal Power P 500 W
Program Power Pmax 800 W
Sensitivity SPL 96 dB
Usable frequency range 48 - 3200 Hz
Recommended crossover 1300 Hz
Eighteen Sound 12NW530 Frequency response
Eighteen Sound 12NW530 Impedance
Thiele/Small parameters Values in gray are calculated.
Resonant frequency Fs 55 Hz
Surface area of cone Sd 530 cm²
DC resistance Re 4.9 Ω
Mechanical Q Qms 9.70
Electromagnetic Q Qes 0.38
Total Q factor Qts 0.37
Mechanical suspension compliance Cms 90 µm/N
Compliance equivalent air volume Vas 36 liters
Moving mass Mmd 85.96 g
Moving mass (including airload) Mms 93 g
Mechanical resistance Rms 3.31 N·s/m
BL product BL 19.7 T·m
Voice coil inductance Le 0.9 mH
Maximum linear excursion (one way) Xmax 8 mm
Maximum mechanical limit (one way) Xlim 15 mm
Efficiency η₀ 1.51 %
Efficiency bandwidth product EBP 143
Effective diaphragm diameter Ø 25.98 cm
Import this driver in a simulation software:
WinISD 18Sound 12NW530.wdr
Hornresp 18Sound 12NW530.txt
Basta! 18Sound 12NW530.bastaelement
Eighteen Sound 12NW530 Dimensions
Dimensions
Overall diameter 315.0 mm
Baffle hole diameter 282.0 mm
Overall depth 136 mm
Flange thickness 11.5 mm
Net weight 4 kg
Materials of construction
Diaphragm material Treated Paper
Diaphragm shape Curvilinear
Surround material Rubber
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 12NW530 500 96 55 530 9.70 0.38 36 8.0
Eighteen Sound 12LW801 500 96 54 531 9.00 0.34 41 8.0
Beyma 12MC500 500 98 57 550 8.58 0.39 55 8.0
B&C Speaker 12PLB100 600 97 50 531 9.20 0.38 47 9.0
Beyma 12MCS500 500 97 62 550 7.80 0.44 44 8.0
Eighteen Sound 12LW800 500 96 52 531 7.60 0.30 48 6.5
FaitalPRO 12HX230 8Ω 500 97 55 489 7.40 0.46 57 7.4
Eminence DEFINIMAX 4012HO 600 96 51 545 11.03 0.36 54 6.2
LaVoce WAF122.50 350 97 55 544 7.90 0.40 55 6.0
B&C Speaker 12CXN88 500 100 50 522 8.30 0.23 59 8.0
LaVoce WAF123.01 500 99 65 531 6.30 0.42 42 7.0

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