DB Drive WDX8G5R.2
2x2Ω
2x4ΩSubwoofer
| Nominal diameter | 8″ / 223 mm |
| Resonance | 42.5 Hz |
| Q factor | 0.60 |
| Sensitivity | 77.9 dB |
| Program Power | 1800 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 77.9dB
Thiele & Small parameters
- Resonance frequency (free air) fS 42.5Hz
- Mechanical quality factor QMS 2.54
- Electrical quality factor QES 0.78
- Total quality factor QTS 0.60
Large signal parameters
- Power handling P 900W
- Program power Pmax 1800W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 4.0Ω
- Inductance (1kHz, in series, estimated) LE 3.16mH
- VC Diameter 63.5mm
- Winding material Anodized aluminum
Magnet
- Force factor (in series) Bl 17.1N/A
- Motor constant Bl/√RE 8.56N/√W
Diaphragm
- Effective diameter 160mm
- Effective area SD 201cm²
- Moving mass MMS 215g
- Moving mass (without air load) MMD 212g
- Material Non-Pressed paper
Suspensions
- Stiffness KMS 15.3N/mm
- Compliance CMS 65.5µm/N
- Equivalent volume to the compliance VAS 3.76L
- Mechanical resistance RMS 22.5N·s/m
- Surround material Reinforced foam
- Spider material Poly-cotton
Dimensions
- Nominal diameter 8″
- 223mm
- Overall diameter 223mm
- Baffle cutout diameter 188mm
- Mounting depth 163mm
- Volume occupied by the driver (estimated) 1.1L
- Frame material Die-cast Aluminium
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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