Eighteen Sound 12NW530

Eighteen Sound 12NW530
General Specifications Datasheet
Brand Eighteen Sound
Reference 12NW530
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
  • 96 dB SPL 1W / 1m average sensitivity
  • 75 mm (3 in) ISV voice coil
  • 500 W AES power handling
  • External neodymium magnet assembly
  • Double Silicon Spider (DSS) for improved excursion control and linearity
  • Single Demodulating Ring (SDR) for lower distortion
  • High excursion damped rubber roll surround
  • Specific for compact subwoofer usage
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 86 g
Moving mass (including airload) Mms 93 g
Mechanical resistance Rms 3.3 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 26 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 mm
Baffle hole diameter 282 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
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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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