Eighteen Sound 10NMBA520

Eighteen Sound 10NMBA520
General Specifications Datasheet
Brand Eighteen Sound
Reference 10NMBA520
Size 10 in
260 mm
Type Low frequency
Impedance Z 8 Ω
Minimum impedance Zmin 6.3 Ω
Nominal Power P 300 W
Program Power Pmax 600 W
Sensitivity SPL 100.5 dB
Usable frequency range 60 - 7000 Hz
Recommended crossover 2000 Hz
  • 100,5 dB SPL 1W / 1m average sensitivity (AIC on)
  • 65 mm (2,5 in) Interleaved Sandwich Voice coil (ISV)
  • 300 Watt AES power handling
  • Neodymium motor assembly
  • AIC (Active Impedance Control) secondary voice coil for superior intelligibility, very low distortion and inductance linearization
  • Suitable for high quality two way compact systems
  • Suitable for line array applications and multiway systems
Eighteen Sound 10NMBA520 Frequency response
Eighteen Sound 10NMBA520 Impedance
Thiele/Small parameters Values in gray are calculated.
Resonant frequency Fs 60 Hz
Surface area of cone Sd 350 cm²
DC resistance Re 5 Ω
Mechanical Q Qms 4.20
Electromagnetic Q Qes 0.24
Total Q factor Qts 0.23
Mechanical suspension compliance Cms 242 µm/N
Compliance equivalent air volume Vas 42 liters
Moving mass Mmd 24.2 g
Moving mass (including airload) Mms 28 g
Mechanical resistance Rms 2.5 N·s/m
BL product BL 14.6 T·m
Voice coil inductance Le 0.01 mH
Maximum linear excursion (one way) Xmax 4 mm
Maximum mechanical limit (one way) Xlim 12 mm
Efficiency η₀ 3.8 %
Efficiency bandwidth product EBP 250
Effective diaphragm diameter Ø 21.1 cm
Import this driver in a simulation software:
WinISD 18Sound 10NMBA520.wdr
Hornresp 18Sound 10NMBA520.txt
Basta! 18Sound 10NMBA520.bastaelement
Eighteen Sound 10NMBA520 Dimensions
Dimensions
Overall diameter 260 mm
Baffle hole diameter 232 mm
Overall depth 104 mm
Flange thickness 14.5 mm
Net weight 3 kg
Materials of construction
Diaphragm material Paper
Diaphragm shape Curvilinear
Surround material Polycotton
Voice Coil Parameters
Voice coil diameter 65 mm
Coil material Aluminum
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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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