DB Drive DX-W8D2
2x2Ω
2x4ΩSubwoofer
| Nominal diameter | 8″ / 216 mm |
| Resonance | 41.5 Hz |
| Q factor | 0.72 |
| Sensitivity | 80.6 dB |
| Linear excursion | ± 18 mm |
| Program Power | 600 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 80.6dB
Thiele & Small parameters
- Resonance frequency (free air) fS 41.5Hz
- Mechanical quality factor QMS 3.15
- Electrical quality factor QES 0.93
- Total quality factor QTS 0.72
Large signal parameters
- Maximum linear excursion (one way) xmax 18mm
- Air volume displaced at xmax VD 362cm³
- Power handling P 300W
- Program power Pmax 600W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 4.0Ω
- Inductance (1kHz, in series, estimated) LE 1.87mH
- VC Diameter 50.8mm
Magnet
- Force factor (in series) Bl 10.4N/A
- Motor constant Bl/√RE 5.22N/√W
- Material Ferrite oxide
Diaphragm
- Effective diameter 160mm
- Effective area SD 201cm²
- Moving mass MMS 97.5g
- Moving mass (without air load) MMD 95.3g
- Material Injected pp
Suspensions
- Stiffness KMS 6.62N/mm
- Compliance CMS 151µm/N
- Equivalent volume to the compliance VAS 8.68L
- Mechanical resistance RMS 8.07N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 8″
- 216mm
- Overall diameter 216mm
- Baffle cutout diameter 177mm
- Mounting depth 117mm
- Volume occupied by the driver (estimated) 1L
- Frame material Stamped steel
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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