Eighteen Sound 15ND930 16Ω

16Ω

Subwoofer

Nominal diameter	15″ / 380 mm
Resonance	38 Hz
Q factor	0.39
Sensitivity	95.2 dB
Linear excursion	± 7.5 mm
Program Power	800 W

Eighteen Sound 15ND930 16Ω Subwoofer

Specifications

Sensitivity (1W, 1m, infinite baffle) SPL1W 95.2dB
Frequency response 40 - 4100Hz

Thiele & Small parameters

Resonance frequency (free air) fS 38Hz
Mechanical quality factor QMS 9.50
Electrical quality factor QES 0.40
Total quality factor QTS 0.39

Large signal parameters

Maximum linear excursion (one way) xmax 7.5mm
Air volume displaced at xmax VD 638cm³
Power handling P 500W
Program power Pmax 800W

Voice Coil

Nominal impedance Z 16Ω
DC resistance RE 10.9Ω
Inductance (1kHz) LE 2.5mH
VC Diameter 75mm

Magnet

Force factor Bl 24.2N/A
Motor constant Bl/√RE 7.33N/√W

Diaphragm

Effective diameter 329mm
Effective area SD 850cm²
Moving mass MMS 92g
Moving mass (without air load) MMD 74.7g

Suspensions

Stiffness KMS 5.24N/mm
Compliance CMS 191µm/N
Equivalent volume to the compliance VAS 195L
Mechanical resistance RMS 2.31N·s/m

Dimensions

Nominal diameter 15″
380mm
Overall diameter 387mm
Baffle cutout diameter 353mm
Overall depth 177mm
Flange thickness 11mm
Mounting depth 166mm
Volume occupied by the driver (estimated) 2.7L
Net weight 4.0kg

Eighteen Sound 15ND930 16Ω SPL

Eighteen Sound 15ND930 16Ω Dimensions

Export this driver to a simulation software:

Closed Box Simulator·

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