DB Drive WDX10 3K

2x4Ω

Subwoofer

Nominal diameter10″ / 254 mm
Resonance48.5 Hz
Q factor0.68
Sensitivity84.3 dB
Linear excursion± 14 mm
Program Power1500 W
Discontinued
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 84.3dB

Thiele & Small parameters

  • Resonance frequency (free air) fS 48.5Hz
  • Mechanical quality factor QMS 5.34
  • Electrical quality factor QES 0.79
  • Total quality factor QTS 0.68

Large signal parameters

  • Maximum linear excursion xmax 14mm
  • Air volume displaced at xmax VD 446cm³
  • Power handling P 750W
  • Program power Pmax 1500W

Voice Coil

  • Nominal impedance Z 2 x 4Ω
  • DC resistance (in series) RE 7.2Ω
  • Inductance (1kHz, in series, estimated) LE 4.18mH

Magnet

  • Force factor (in series) Bl 19.4N/A
  • Motor constant Bl/√RE 7.23N/√W

Diaphragm

  • Effective diameter 201mm
  • Effective area SD 318cm²
  • Moving mass MMS 135g
  • Moving mass (without air load) MMD 131g

Suspensions

  • Stiffness KMS 12.5N/mm
  • Compliance CMS 80µm/N
  • Equivalent volume to the compliance VAS 11.5L
  • Mechanical resistance RMS 7.7N·s/m

Dimensions

  • Nominal diameter 10
  • 254mm
  • Volume occupied by the driver (estimated) 1.5L


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