DB Drive WDX8G2R.2
2x2Ω
2x4ΩSubwoofer
| Nominal diameter | 8″ / 223 mm |
| Resonance | 37.6 Hz |
| Q factor | 0.60 |
| Sensitivity | 79.1 dB |
| Linear excursion | ± 13 mm |
| Program Power | 1500 W |
.webp)
.webp)
.webp)
Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 79.1dB
Thiele & Small parameters
- Resonance frequency (free air) fS 37.6Hz
- Mechanical quality factor QMS 3.44
- Electrical quality factor QES 0.73
- Total quality factor QTS 0.60
Large signal parameters
- Maximum linear excursion (one way) xmax 13mm
- Air volume displaced at xmax VD 262cm³
- Power handling P 750W
- Program power Pmax 1500W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 4.0Ω
- Inductance (1kHz, in series, estimated) LE 2.59mH
- VC Diameter 63.5mm
Magnet
- Force factor (in series) Bl 14.4N/A
- Motor constant Bl/√RE 7.19N/√W
Diaphragm
- Effective diameter 160mm
- Effective area SD 201cm²
- Moving mass MMS 159g
- Moving mass (without air load) MMD 157g
- Material Non-Pressed paper cone
Suspensions
- Stiffness KMS 8.88N/mm
- Compliance CMS 113µm/N
- Equivalent volume to the compliance VAS 6.47L
- Mechanical resistance RMS 10.9N·s/m
- Surround material Double stitched reinforced foam
- Spider material Dual poly-cotton
Dimensions
- Nominal diameter 8″
- 223mm
- Overall diameter 223mm
- Baffle cutout diameter 188mm
- Mounting depth 141mm
- 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
MfbLabs
Amplion.png.webp)
.webp.webp)
.webp.webp)