DB Drive DX-W8F
2x2Ω
Shallow Subwoofer
| Nominal diameter | 8″ / 216 mm |
| Resonance | 50 Hz |
| Q factor | 0.80 |
| Sensitivity | 81.8 dB |
| Linear excursion | ± 18 mm |
| Program Power | 500 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 81.8dB
Thiele & Small parameters
- Resonance frequency (free air) fS 50Hz
- Mechanical quality factor QMS 3.50
- Electrical quality factor QES 1.03
- Total quality factor QTS 0.80
Large signal parameters
- Maximum linear excursion (one way) xmax 18mm
- Air volume displaced at xmax VD 362cm³
- Power handling P 250W
- Program power Pmax 500W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 6.4Ω
- Inductance (1kHz, in series, estimated) LE 2.79mH
- VC Diameter 44.5mm
Magnet
- Force factor (in series) Bl 13.1N/A
- Motor constant Bl/√RE 5.17N/√W
- Material Y-35 Ferrite Oxide
Diaphragm
- Effective diameter 160mm
- Effective area SD 201cm²
- Moving mass MMS 87.7g
- Moving mass (without air load) MMD 85.4g
- Material Weather Rated IMPP
Suspensions
- Stiffness KMS 8.65N/mm
- Compliance CMS 116µm/N
- Equivalent volume to the compliance VAS 6.64L
- Mechanical resistance RMS 7.86N·s/m
- Surround material Rubber
- Spider material Poly Cotton
Dimensions
- Nominal diameter 8″
- 216mm
- Overall diameter 216mm
- Baffle cutout diameter 184mm
- Mounting depth 80mm
- Volume occupied by the driver (estimated) 1L
- Frame material Anti-resonant stamped steel
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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