Eighteen Sound 15LW1410

Subwoofer

Nominal diameter15″ / 380 mm
Resonance42 Hz
Q factor0.27
Sensitivity95.3 dB
Linear excursion± 8.5 mm
Program Power2000 W
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply

Specifications

  • Sensitivity (1W, 1m, infinite baffle) SPL1W 95.3dB
  • Frequency response 40 - 2400Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 42Hz
  • Mechanical quality factor QMS 5.36
  • Electrical quality factor QES 0.28
  • Total quality factor QTS 0.27

Large signal parameters

  • Maximum linear excursion xmax 8.5mm
  • Air volume displaced at xmax VD 723cm³
  • Power handling P 1000W
  • Program power Pmax 2000W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 5.0Ω
  • Inductance (1kHz) LE 1mH
  • VC Diameter 100mm
  • Winding height HVC 24mm
  • Winding material Copper

Magnet

  • Force factor Bl 24.1N/A
  • Motor constant Bl/√RE 10.8N/√W
  • Air gap height HAG 14mm
  • Material Ferrite

Diaphragm

  • Effective diameter 329mm
  • Effective area SD 850cm²
  • Moving mass MMS 138g
  • Moving mass (without air load) MMD 121g
  • Material Weather protected

Suspensions

  • Stiffness KMS 8.55N/mm
  • Compliance CMS 117µm/N
  • Equivalent volume to the compliance VAS 131L
  • Mechanical resistance RMS 6.79N·s/m

Dimensions

  • Nominal diameter 15
  • 380mm
  • Overall diameter 387mm
  • Baffle cutout diameter 353mm
  • Overall depth 163mm
  • Flange thickness 19mm
  • Mounting depth 144mm
  • Volume occupied by the driver (estimated) 5.4L
  • Net weight 12.9kg
Eighteen Sound 15LW1410 Impedance
Eighteen Sound 15LW1410 SPL
Eighteen Sound 15LW1410 Dimensions

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