Eighteen Sound 18TLW3000
4Ω
8ΩSubwoofer
18″ / 460 mm
Nominal diameter
32 Hz
Resonance
0.35
Q factor
94 dB
Sensitivity
± 12 mm
Linear excursion
3600 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 94.0
- dB
- Frequency response
- 30 - 2000
- Hz
- Resonance frequency (free air)
- fS
- 32.0
- Hz
- Mechanical quality factor
- QMS
- 13.80
- Electrical quality factor
- QES
- 0.36
- Total quality factor
- QTS
- 0.35
- Maximum linear excursion
- xmax
- 12.0
- mm
- Air volume displaced at xmax
- VD
- 1470
- cm³
- Power handling
- P
- 1800
- W
- Program power
- Pmax
- 3600
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 2.4
- Ω
- Inductance (1kHz)
- LE
- 1.2
- mH
- VC Diameter
- 100
- mm
- Winding material
- Copper
- Force factor
- Bl
- 20.0
- N/A
- Motor constant
- Bl/√RE
- 12.9
- N/√W
- Effective diameter
- 395
- mm
- Effective area
- SD
- 1225
- cm²
- Moving mass
- MMS
- 280
- g
- Moving mass (without air load)
- MMD
- 250.3
- g
- Stiffness
- KMS
- 11.36
- N/mm
- Compliance
- CMS
- 88
- µm/N
- Equivalent volume to the compliance
- VAS
- 185
- L
- Mechanical resistance
- RMS
- 4.08
- N·s/m
- Nominal diameter
- 18
- ″
- 460
- mm
- Overall diameter
- 462
- mm
- Baffle cutout diameter
- 416
- mm
- Overall depth
- 275
- mm
- Flange thickness
- 24
- mm
- Mounting depth
- 251
- mm
- Volume occupied by the driver (estimated)
- 8.6
- L
- Net weight
- 13.2
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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