Eighteen Sound 12NLW9300

Eighteen Sound 12NLW9300
General Specifications Datasheet
Brand Eighteen Sound
Reference 12NLW9300
Manufacturer website www.eighteensound.com
Size 12 in
300 mm
Type Low Frequency
Impedance Z 8 Ω
Minimum impedance Zmin 6.2 Ω
Nominal Power P 800 W
Program Power Pmax 1200 W
Sensitivity SPL 97 dB
Usable frequency range 45 - 3200 Hz
Recommended crossover 1500 Hz
Eighteen Sound 12NLW9300 Frequency response
Eighteen Sound 12NLW9300 Impedance
Thiele/Small parameters Values in gray are calculated.
Resonant frequency Fs 40 Hz
Surface area of cone Sd 530 cm²
DC resistance Re 4.7 Ω
Mechanical Q Qms 4.67
Electromagnetic Q Qes 0.25
Total Q factor Qts 0.24
Mechanical suspension compliance Cms 218 µm/N
Compliance equivalent air volume Vas 87 liters
Moving mass Mmd 64.96 g
Moving mass (including airload) Mms 72 g
Mechanical resistance Rms 3.87 N·s/m
BL product BL 18 T·m
Voice coil inductance Le 0.49 mH
Maximum linear excursion (one way) Xmax 8 mm
Maximum mechanical limit (one way) Xlim 18.5 mm
Efficiency η₀ 2.19 %
Efficiency bandwidth product EBP 160
Effective diaphragm diameter Ø 25.98 cm
Import this driver in a simulation software:
WinISD 18Sound 12NLW9300.wdr
Hornresp 18Sound 12NLW9300.txt
Basta! 18Sound 12NLW9300.bastaelement
Eighteen Sound 12NLW9300 Dimensions
Dimensions
Overall diameter 315.0 mm
Baffle hole diameter 282.0 mm
Overall depth 153 mm
Flange thickness 17 mm
Net weight 6.2 kg
Materials of construction
Diaphragm material Paper
Diaphragm shape Straight
Surround material Polycotton
Voice Coil Parameters
Voice coil diameter 100 mm
Coil material Aluminum
Similar drivers Power
(W)
SPL
(dB)
Fs
(Hz)
Sd
(cm²)
Qms
Qes
Vas
(L)
Xmax
(mm)
Eighteen Sound 12NLW9300 800 97 40 530 4.67 0.25 87 8.0
SICA 12 S 4 PL 1000 96 40 531 4.50 0.26 57 7.5
Eighteen Sound 12LW1400 900 96 45 530 5.00 0.32 55 8.3
Fane FC-123F01 500 98 34 530 4.32 0.25 110 8.5
LaVoce WAN124.01 1000 95 40 540 4.20 0.25 57 8.5
B&C Speaker 12NW76 8Ω 500 99 40 522 3.70 0.17 76 8.0
Beyma 12WR400 400 97 42 530 5.60 0.30 91 6.3
SICA 12 PFS 4 1000 95 39 531 4.60 0.27 56 9.0
Beyma 12LW30/N 450 96 42 540 3.80 0.29 84 7.0
SICA 12 K 4 PL 1000 97 48 531 4.41 0.25 46 7.0
Beyma SM-212 350 97 43 550 5.30 0.40 103 8.3

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