Eighteen Sound 12LW800
Subwoofer
12″ / 300 mm
Nominal diameter
52 Hz
Resonance
0.29
Q factor
95 dB
Sensitivity
± 6.5 mm
Linear excursion
800 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 94.8
- dB
- Frequency response
- 46 - 4200
- Hz
- Resonance frequency (free air)
- fS
- 52.0
- Hz
- Mechanical quality factor
- QMS
- 7.60
- Electrical quality factor
- QES
- 0.30
- Total quality factor
- QTS
- 0.29
- Maximum linear excursion
- xmax
- 6.5
- mm
- Air volume displaced at xmax
- VD
- 345
- cm³
- Power handling
- P
- 500
- W
- Program power
- Pmax
- 800
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.6
- Ω
- Inductance (1kHz)
- LE
- 1.72
- mH
- VC Diameter
- 75
- mm
- Winding material
- Copper
- Force factor
- Bl
- 21.3
- N/A
- Motor constant
- Bl/√RE
- 9.0
- N/√W
- Material
- Ferrite
- Effective diameter
- 260
- mm
- Effective area
- SD
- 531
- cm²
- Moving mass
- MMS
- 76.5
- g
- Moving mass (without air load)
- MMD
- 67.7
- g
- Material
- Weather protected
- Stiffness
- KMS
- 8.2
- N/mm
- Compliance
- CMS
- 122
- µm/N
- Equivalent volume to the compliance
- VAS
- 48
- L
- Mechanical resistance
- RMS
- 3.29
- N·s/m
- Nominal diameter
- 12
- ″
- 300
- mm
- Overall diameter
- 315
- mm
- Baffle cutout diameter
- 282
- mm
- Overall depth
- 151
- mm
- Flange thickness
- 20
- mm
- Mounting depth
- 131
- mm
- Volume occupied by the driver (estimated)
- 3.4
- L
- Net weight
- 8.1
- kg