Eighteen Sound 18LW2400 8Ω
4Ω
8Ω
Subwoofer
18″ / 460 mm
Nominal diameter
35 Hz
Resonance
0.31
Q factor
96 dB
Sensitivity
± 9.5 mm
Linear excursion
2400 W
Program Power
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- Amazon.com
- $$$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 96.0
- dB
- Frequency response
- 31 - 2500
- Hz
- Resonance frequency (free air)
- fS
- 35.0
- Hz
- Mechanical quality factor
- QMS
- 7.20
- Electrical quality factor
- QES
- 0.32
- Total quality factor
- QTS
- 0.31
- Maximum linear excursion
- xmax
- 9.5
- mm
- Air volume displaced at xmax
- VD
- 1164
- cm³
- Power handling
- P
- 1200
- W
- Program power
- Pmax
- 2400
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.0
- Ω
- Inductance (1kHz)
- LE
- 1.35
- mH
- VC Diameter
- 100
- mm
- Winding material
- Copper
- Force factor
- Bl
- 25.6
- N/A
- Motor constant
- Bl/√RE
- 11.4
- N/√W
- Material
- Ferrite
- Effective diameter
- 395
- mm
- Effective area
- SD
- 1225
- cm²
- Moving mass
- MMS
- 192
- g
- Moving mass (without air load)
- MMD
- 162.3
- g
- Material
- Weather protected
- Stiffness
- KMS
- 9.26
- N/mm
- Compliance
- CMS
- 108
- µm/N
- Equivalent volume to the compliance
- VAS
- 230
- L
- Mechanical resistance
- RMS
- 5.86
- N·s/m
- Nominal diameter
- 18
- ″
- 460
- mm
- Overall diameter
- 462
- mm
- Baffle cutout diameter
- 416
- mm
- Overall depth
- 214
- mm
- Flange thickness
- 24
- mm
- Mounting depth
- 190
- mm
- Volume occupied by the driver (estimated)
- 7.2
- L
- Net weight
- 12.75
- kg
Available on (affiliate link)
Specifications
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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Export this driver to a simulation software:
Closed Box Simulator·
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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