Eighteen Sound 18TLW3000

Eighteen Sound 18TLW3000
Eighteen Sound 18TLW3000
General Specifications Datasheet
Brand Eighteen Sound
Reference 18TLW3000
Size 18 in
460 mm
Type Subwoofer
Impedance Z 8 Ω
Minimum impedance Zmin 5.7 Ω
Nominal Power P 1800 W
Program Power Pmax 3600 W
Sensitivity SPL 95 dB
Usable frequency range 30 - 2000 Hz
Recommended crossover 300 Hz
  • 95 dB SPL 1W / 1m average sensitivity
  • 3600 W program power handling
  • 100 mm (4 in) Tetracoil dual voice coil, equivalent to a single coil diameter larger than 152 mm (> 6 in)
  • Ultra linear suspension behavior for excellent sound clarity
  • Symmetric flux density and inductance behaviour
  • Low noise forced air cooling design
  • Water repellent cone and epoxy coated plates for outdoor use
  • Suitable for vented, horn loaded and bandpass subwoofer design
Eighteen Sound 18TLW3000 Frequency response
Eighteen Sound 18TLW3000 Impedance
Thiele/Small parameters Values in gray are calculated.
Resonant frequency Fs 33 Hz
Surface area of cone Sd 1225 cm²
DC resistance Re 4.6 Ω
Mechanical Q Qms 13.00
Electromagnetic Q Qes 0.42
Total Q factor Qts 0.41
Mechanical suspension compliance Cms 87 µm/N
Compliance equivalent air volume Vas 185 liters
Moving mass Mmd 241.3 g
Moving mass (including airload) Mms 266 g
Mechanical resistance Rms 4.2 N·s/m
BL product BL 24.5 T·m
Voice coil inductance Le 1.8 mH
Maximum linear excursion (one way) Xmax 12 mm
Maximum mechanical limit (one way) Xlim 22.5 mm
Efficiency η₀ 1.58 %
Efficiency bandwidth product EBP 78
Effective diaphragm diameter Ø 39.5 cm
Import this driver in a simulation software:
WinISD 18Sound 18TLW3000.wdr
Hornresp 18Sound 18TLW3000.txt
Basta! 18Sound 18TLW3000.bastaelement
Eighteen Sound 18TLW3000 Dimensions
Dimensions
Overall diameter 462 mm
Baffle hole diameter 422 mm
Overall depth 275 mm
Flange thickness 24 mm
Net weight 13.2 kg
Materials of construction
Diaphragm material Fiberglass Fiber reinforced Cellulose
Diaphragm shape Curvilinear
Surround material Polycotton
Voice Coil Parameters
Voice coil diameter 100 mm
Coil material Copper
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