Eighteen Sound 12LW801

Eighteen Sound 12LW801
General Specifications Datasheet
Brand Eighteen Sound
Reference 12LW801
Manufacturer website www.eighteensound.com
Size 12 in
300 mm
Type Low Frequency
Impedance Z 8 Ω
Nominal Power P 500 W
Program Power Pmax 800 W
Sensitivity SPL 96 dB
Usable frequency range 40 - 4000 Hz
Recommended crossover 1000 Hz
Eighteen Sound 12LW801 Frequency response
Eighteen Sound 12LW801 Impedance
Thiele/Small parameters Values in gray are calculated.
Resonant frequency Fs 54 Hz
Surface area of cone Sd 531 cm²
DC resistance Re 5 Ω
Mechanical Q Qms 9.00
Electromagnetic Q Qes 0.34
Total Q factor Qts 0.33
Mechanical suspension compliance Cms 103 µm/N
Compliance equivalent air volume Vas 41 liters
Moving mass Mmd 76.94 g
Moving mass (including airload) Mms 84 g
Mechanical resistance Rms 3.17 N·s/m
BL product BL 20.3 T·m
Voice coil inductance Le 1.7 mH
Maximum linear excursion (one way) Xmax 8 mm
Maximum mechanical limit (one way) Xlim 17 mm
Efficiency η₀ 1.86 %
Efficiency bandwidth product EBP 158
Effective diaphragm diameter Ø 26 cm
Import this driver in a simulation software:
WinISD 18Sound 12LW801.wdr
Hornresp 18Sound 12LW801.txt
Basta! 18Sound 12LW801.bastaelement
Eighteen Sound 12LW801 Dimensions
Dimensions
Overall diameter 315.0 mm
Baffle hole diameter 282.0 mm
Overall depth 159 mm
Flange thickness 20 mm
Net weight 8.1 kg
Materials of construction
Diaphragm material Treated Paper
Diaphragm shape Curvilinear
Surround material Rubber
Voice Coil Parameters
Voice coil diameter 75 mm
Coil material Copper
Similar drivers Power
(W)
SPL
(dB)
Fs
(Hz)
Sd
(cm²)
Qms
Qes
Vas
(L)
Xmax
(mm)
Eighteen Sound 12LW801 500 96 54 531 9.00 0.34 41 8.0
Eighteen Sound 12NW530 500 96 55 530 9.70 0.38 36 8.0
B&C Speaker 12PLB100 600 97 50 531 9.20 0.38 47 9.0
Eighteen Sound 12LW800 500 96 52 531 7.60 0.30 48 6.5
Beyma 12MC500 500 98 57 550 8.58 0.39 55 8.0
Beyma 12MCS500 500 97 62 550 7.80 0.44 44 8.0
FaitalPRO 12HX230 8Ω 500 97 55 489 7.40 0.46 57 7.4
LaVoce WAF122.50 350 97 55 544 7.90 0.40 55 6.0
Eminence DEFINIMAX 4012HO 600 96 51 545 11.03 0.36 54 6.2
B&C Speaker 12CXN88 500 100 50 522 8.30 0.23 59 8.0
Beyma 12P1000Nd 900 96 47 550 7.89 0.27 49 8.0

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