Acoustic Elegance LO12-D8

2x8Ω
2x16Ω

Subwoofer

Nominal diameter12″ / 305 mm
Resonance41.9 Hz
Q factor0.66
Sensitivity94.4 dB
Linear excursion± 9 mm
Program Power400 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
  • Sensitivity (1W, 1m, infinite baffle) SPL1W 94.4dB

Thiele & Small parameters

  • Resonance frequency (free air) fS 41.9Hz
  • Mechanical quality factor QMS 15.60
  • Electrical quality factor QES 0.70
  • Total quality factor QTS 0.66

Large signal parameters

  • Maximum linear excursion xmax 9mm
  • Maximum excursion before damage xlim 12mm
  • Air volume displaced at xmax VD 477cm³
  • Power handling P 200W
  • Program power Pmax 400W

Voice Coil

  • Nominal impedance Z 2 x 8Ω
  • DC resistance (in series) RE 12.3Ω
  • Inductance (1kHz, in series) LE 0.16mH

Magnet

  • Force factor (in series) Bl 15N/A
  • Motor constant Bl/√RE 4.27N/√W

Diaphragm

  • Effective diameter 260mm
  • Effective area SD 530cm²
  • Moving mass MMS 48g
  • Moving mass (without air load) MMD 39.5g

Suspensions

  • Stiffness KMS 3.33N/mm
  • Compliance CMS 300µm/N
  • Equivalent volume to the compliance VAS 120L
  • Mechanical resistance RMS 0.81N·s/m

Dimensions

  • Nominal diameter 12
  • 305mm
  • Volume occupied by the driver (estimated) 2.4L


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