DB Drive DX-W12D4
2x2Ω
2x4Ω
Subwoofer
| Nominal diameter | 12″ / 317 mm |
| Resonance | 26 Hz |
| Q factor | 0.55 |
| Sensitivity | 86.1 dB |
| Linear excursion | ± 18 mm |
| Program Power | 1200 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 86.1dB
Thiele & Small parameters
- Resonance frequency (free air) fS 26Hz
- Mechanical quality factor QMS 3.47
- Electrical quality factor QES 0.66
- Total quality factor QTS 0.55
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 4Ω
- DC resistance (in series) RE 6.4Ω
- Inductance (1kHz, in series, estimated) LE 3.79mH
- VC Diameter 50.8mm
Magnet
- Force factor (in series) Bl 14.9N/A
- Motor constant Bl/√RE 5.87N/√W
- Material Ferrite oxide
Diaphragm
- Effective diameter 255mm
- Effective area SD 511cm²
- Moving mass MMS 139g
- Moving mass (without air load) MMD 131g
- Material Injected pp cone
Suspensions
- Stiffness KMS 3.71N/mm
- Compliance CMS 269µm/N
- Equivalent volume to the compliance VAS 99.8L
- Mechanical resistance RMS 6.55N·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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