DB Drive WDX18G5R.2
2x2Ω
Subwoofer
| Nominal diameter | 18″ / 470 mm |
| Resonance | 27.4 Hz |
| Q factor | 0.64 |
| Sensitivity | 86.8 dB |
| Program Power | 6000 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 86.8dB
Thiele & Small parameters
- Resonance frequency (free air) fS 27.4Hz
- Mechanical quality factor QMS 3.68
- Electrical quality factor QES 0.77
- Total quality factor QTS 0.64
Large signal parameters
- Power handling P 3000W
- Program power Pmax 6000W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 4.0Ω
- Inductance (1kHz, in series, estimated) LE 6.87mH
- VC Diameter 76.2mm
- Winding material Aluminum
Magnet
- Force factor (in series) Bl 24.8N/A
- Motor constant Bl/√RE 12.4N/√W
Diaphragm
- Effective diameter 390mm
- Effective area SD 1195cm²
- Moving mass MMS 689g
- Moving mass (without air load) MMD 659g
- Material Non-Pressed paper
Suspensions
- Stiffness KMS 20.4N/mm
- Compliance CMS 49.1µm/N
- Equivalent volume to the compliance VAS 99.5L
- Mechanical resistance RMS 32.2N·s/m
- Surround material Reinforced foam
- Spider material Poly-cotton
Dimensions
- Nominal diameter 18″
- 470mm
- Overall diameter 470mm
- Baffle cutout diameter 418mm
- Mounting depth 257mm
- Volume occupied by the driver (estimated) 7.4L
- 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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