Eighteen Sound 12LW801
Subwoofer
12″ / 300 mm
Nominal diameter
54 Hz
Resonance
0.33
Q factor
94 dB
Sensitivity
± 8 mm
Linear excursion
800 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 94.2
- dB
- Frequency response
- 40 - 4000
- Hz
- Resonance frequency (free air)
- fS
- 54.0
- Hz
- Mechanical quality factor
- QMS
- 9.00
- Electrical quality factor
- QES
- 0.34
- Total quality factor
- QTS
- 0.33
- Maximum linear excursion
- xmax
- 8.0
- mm
- Air volume displaced at xmax
- VD
- 425
- cm³
- Power handling
- P
- 500
- W
- Program power
- Pmax
- 800
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.0
- Ω
- Inductance (1kHz)
- LE
- 1.7
- mH
- VC Diameter
- 75
- mm
- Winding material
- Copper
- Force factor
- Bl
- 20.3
- N/A
- Motor constant
- Bl/√RE
- 9.08
- N/√W
- Material
- Ferrite
- Effective diameter
- 260
- mm
- Effective area
- SD
- 531
- cm²
- Moving mass
- MMS
- 84
- g
- Moving mass (without air load)
- MMD
- 75.2
- g
- Material
- Weather protected
- Stiffness
- KMS
- 9.71
- N/mm
- Compliance
- CMS
- 103
- µm/N
- Equivalent volume to the compliance
- VAS
- 41
- L
- Mechanical resistance
- RMS
- 3.17
- N·s/m
- Nominal diameter
- 12
- ″
- 300
- mm
- Overall diameter
- 315
- mm
- Baffle cutout diameter
- 282
- mm
- Overall depth
- 159
- mm
- Flange thickness
- 20
- mm
- Mounting depth
- 139
- mm
- Volume occupied by the driver (estimated)
- 3.5
- L
- Net weight
- 8.1
- kg