DB Drive DX-W12D2
2x2Ω
2x4ΩSubwoofer
| Nominal diameter | 12″ / 317 mm |
| Resonance | 29.6 Hz |
| Q factor | 0.61 |
| Sensitivity | 85.1 dB |
| Linear excursion | ± 18 mm |
| Program Power | 1200 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 85.1dB
Thiele & Small parameters
- Resonance frequency (free air) fS 29.6Hz
- Mechanical quality factor QMS 3.17
- Electrical quality factor QES 0.75
- Total quality factor QTS 0.61
Large signal parameters
- Maximum linear excursion (one way) xmax 18mm
- Air volume displaced at xmax VD 920cm³
- Power handling P 600W
- Program power Pmax 1200W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 4.0Ω
- Inductance (1kHz, in series, estimated) LE 2.84mH
- VC Diameter 50.8mm
Magnet
- Force factor (in series) Bl 13.5N/A
- Motor constant Bl/√RE 6.73N/√W
- Material Ferrite oxide
Diaphragm
- Effective diameter 255mm
- Effective area SD 511cm²
- Moving mass MMS 183g
- Moving mass (without air load) MMD 174g
- Material Injected polypropylene (pp)
Suspensions
- Stiffness KMS 6.34N/mm
- Compliance CMS 158µm/N
- Equivalent volume to the compliance VAS 58.4L
- Mechanical resistance RMS 10.8N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 12″
- 317mm
- Overall diameter 317mm
- Baffle cutout diameter 277mm
- Mounting depth 156mm
- Volume occupied by the driver (estimated) 2.7L
- 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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