DB Drive WDX18G5.2
Subwoofer
18″ / 450 mm
Nominal diameter
32 Hz
Resonance
0.62
Q factor
89 dB
Sensitivity
± 25 mm
Linear excursion
6000 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 88.9
- dB
- Resonance frequency (free air)
- fS
- 31.6
- Hz
- Mechanical quality factor
- QMS
- 4.48
- Electrical quality factor
- QES
- 0.72
- Total quality factor
- QTS
- 0.62
- Maximum linear excursion
- xmax
- 25.0
- mm
- Air volume displaced at xmax
- VD
- 3061
- cm³
- Power handling
- P
- 3000
- W
- Program power
- Pmax
- 6000
- W
- Nominal impedance
- Z
- 2 x 2
- Ω
- DC resistance (in series)
- RE
- 4.0
- Ω
- Inductance (1kHz, in series, estimated)
- LE
- 2.42
- mH
- VC Diameter
- 76
- mm
- Former material
- Anodized aluminum
- Force factor (in series)
- Bl
- 23.01
- N/A
- Motor constant
- Bl/√RE
- 11.5
- N/√W
- Effective diameter
- 395
- mm
- Effective area
- SD
- 1224
- cm²
- Moving mass
- MMS
- 481.2
- g
- Moving mass (without air load)
- MMD
- 451
- g
- Material
- Non-Pressed paper
- Stiffness
- KMS
- 18.87
- N/mm
- Compliance
- CMS
- 53
- µm/N
- Equivalent volume to the compliance
- VAS
- 113
- L
- Mechanical resistance
- RMS
- 21.3
- N·s/m
- Surround material
- Foam
- Nominal diameter
- 18
- ″
- 450
- mm
- Overall diameter
- 469
- mm
- Baffle cutout diameter
- 422
- mm
- Mounting depth
- 250
- mm
- Volume occupied by the driver (estimated)
- 7.4
- L
- Frame material
- Aluminium