DB Drive WDX8G2.4

2x4Ω

Subwoofer

Nominal diameter	8″ / 203 mm
Resonance	45.5 Hz
Q factor	0.45
Sensitivity	84.1 dB
Linear excursion	± 13 mm
Program Power	1500 W

DB Drive WDX8G2.4 Subwoofer

Specifications

Sensitivity (1W, 1m, infinite baffle) SPL1W 84.1dB

Thiele & Small parameters

Resonance frequency (free air) fS 45.5Hz
Mechanical quality factor QMS 5.62
Electrical quality factor QES 0.49
Total quality factor QTS 0.45

Large signal parameters

Maximum linear excursion xmax 13mm
Air volume displaced at xmax VD 261cm³
Power handling P 750W
Program power Pmax 1500W

Voice Coil

Nominal impedance Z 2 x 4Ω
DC resistance (in series) RE 8.0Ω
Inductance (1kHz, in series, estimated) LE 5.26mH
VC Diameter 63.5mm
Former material Anodized aluminum

Magnet

Force factor (in series) Bl 39N/A
Motor constant Bl/√RE 9.75N/√W

Diaphragm

Effective diameter 160mm
Effective area SD 201cm²
Moving mass MMS 163g
Moving mass (without air load) MMD 160g
Material Non-Pressed paper

Suspensions

Stiffness KMS 13.3N/mm
Compliance CMS 75µm/N
Equivalent volume to the compliance VAS 4.3L
Mechanical resistance RMS 8.27N·s/m
Surround material Foam

Dimensions

Nominal diameter 8″
203mm
Overall diameter 223mm
Baffle cutout diameter 186mm
Mounting depth 160mm
Volume occupied by the driver (estimated) 1.1L
Frame material Aluminium

Export this driver to a simulation software:

Closed Box Simulator·

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ESX QXE6D2 2 x 2 Ω
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fS	50.4 Hz
SD	120 cm²

QTS	0.43
xmax	10 mm
SPL1W	79.8 dB
Bl/√RE	7.85
Pmax	500 W

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fS	48.9 Hz
SD	222 cm²

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DB Drive WDX8G2.2 Subwoofer

DB Drive WDX8G2.2 2 x 2 Ω
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fS	45.5 Hz
SD	216 cm²

QTS	0.45
xmax	13 mm
SPL1W	81.4 dB
Bl/√RE	9.19
Pmax	1500 W