DB Drive WDX8 3K
2x4Ω
Subwoofer
Nominal diameter | 8″ / 203 mm |
Resonance | 43.5 Hz |
Q factor | 0.50 |
Sensitivity | 83.4 dB |
Linear excursion | ± 12.5 mm |
Program Power | 1200 W |
Discontinued
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- Sensitivity (1W, 1m, infinite baffle) SPL1W 83.4dB
Thiele & Small parameters
- Resonance frequency (free air) fS 43.5Hz
- Mechanical quality factor QMS 4.45
- Electrical quality factor QES 0.56
- Total quality factor QTS 0.50
Large signal parameters
- Maximum linear excursion xmax 12.5mm
- Air volume displaced at xmax VD 266cm³
- Power handling P 600W
- Program power Pmax 1200W
Voice Coil
- Nominal impedance Z 2 x 4Ω
- DC resistance (in series) RE 7.2Ω
- Inductance (1kHz, in series, estimated) LE 3.17mH
Magnet
- Force factor (in series) Bl 17.7N/A
- Motor constant Bl/√RE 6.6N/√W
Diaphragm
- Effective diameter 164mm
- Effective area SD 212cm²
- Moving mass MMS 89.2g
- Moving mass (without air load) MMD 87g
Suspensions
- Stiffness KMS 6.67N/mm
- Compliance CMS 150µm/N
- Equivalent volume to the compliance VAS 9.6L
- Mechanical resistance RMS 5.48N·s/m
Dimensions
- Nominal diameter 8″
- 203mm
- Volume occupied by the driver (estimated) 0.85L
Export this driver to a simulation software:
Closed Box Simulator·





