DB Drive WDX15G2R.2
2x2Ω
2x4ΩSubwoofer
| Nominal diameter | 15″ / 397 mm |
| Resonance | 29.5 Hz |
| Q factor | 0.99 |
| Sensitivity | 84.4 dB |
| Linear excursion | ± 20 mm |
| Program Power | 2500 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 84.4dB
Thiele & Small parameters
- Resonance frequency (free air) fS 29.5Hz
- Mechanical quality factor QMS 3.90
- Electrical quality factor QES 1.32
- Total quality factor QTS 0.99
Large signal parameters
- Maximum linear excursion (one way) xmax 20mm
- Air volume displaced at xmax VD 1609cm³
- Power handling P 1250W
- Program power Pmax 2500W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 4.0Ω
- Inductance (1kHz, in series, estimated) LE 5.24mH
- VC Diameter 76.2mm
Magnet
- Force factor (in series) Bl 16.1N/A
- Motor constant Bl/√RE 8.03N/√W
Diaphragm
- Effective diameter 320mm
- Effective area SD 805cm²
- Moving mass MMS 459g
- Moving mass (without air load) MMD 442g
- Material Non-Pressed paper
Suspensions
- Stiffness KMS 15.7N/mm
- Compliance CMS 63.6µm/N
- Equivalent volume to the compliance VAS 58.4L
- Mechanical resistance RMS 21.8N·s/m
- Surround material reinforced foam
- Spider material poly-cotton
Dimensions
- Nominal diameter 15″
- 397mm
- Overall diameter 397mm
- Baffle cutout diameter 349mm
- Mounting depth 203mm
- Volume occupied by the driver (estimated) 4.8L
- Frame material Die-cast Aluminium
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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