Eighteen Sound 12ND710

Eighteen Sound 12ND710
General Specifications Datasheet
Brand Eighteen Sound
Reference 12ND710
Manufacturer website www.eighteensound.com
Size 12 in
300 mm
Type Low Frequency
Impedance Z 8 Ω
Nominal Power P 450 W
Program Power Pmax 700 W
Sensitivity SPL 101 dB
Usable frequency range 60 - 6000 Hz
Recommended crossover 2000 Hz
Eighteen Sound 12ND710 Frequency response
Eighteen Sound 12ND710 Impedance
Thiele/Small parameters Values in gray are calculated.
Resonant frequency Fs 52 Hz
Surface area of cone Sd 530 cm²
DC resistance Re 5 Ω
Mechanical Q Qms 6.00
Electromagnetic Q Qes 0.20
Total Q factor Qts 0.20
Mechanical suspension compliance Cms 231 µm/N
Compliance equivalent air volume Vas 92 liters
Moving mass Mmd 32.96 g
Moving mass (including airload) Mms 40 g
Mechanical resistance Rms 2.18 N·s/m
BL product BL 18 T·m
Voice coil inductance Le 1 mH
Maximum linear excursion (one way) Xmax 5 mm
Maximum mechanical limit (one way) Xlim 11 mm
Efficiency η₀ 6.31 %
Efficiency bandwidth product EBP 260
Effective diaphragm diameter Ø 25.98 cm
Import this driver in a simulation software:
WinISD 18Sound 12ND710.wdr
Hornresp 18Sound 12ND710.txt
Basta! 18Sound 12ND710.bastaelement
Eighteen Sound 12ND710 Dimensions
Dimensions
Overall diameter 315.0 mm
Baffle hole diameter 282.0 mm
Overall depth 141 mm
Flange thickness 11.5 mm
Net weight 4.7 kg
Materials of construction
Diaphragm material Paper
Diaphragm shape Curvilinear
Surround material Polycotton
Voice Coil Parameters
Voice coil diameter 75 mm
Coil material Aluminum
Similar drivers Power
(W)
SPL
(dB)
Fs
(Hz)
Sd
(cm²)
Qms
Qes
Vas
(L)
Xmax
(mm)
Eighteen Sound 12ND710 450 101 52 530 6.00 0.20 92 5.0
Eighteen Sound 12MB700 450 102 49 531 4.70 0.20 101 4.5
B&C Speaker 12MH32 400 101 53 522 7.20 0.20 63 5.0
B&C Speaker 12PLB76 350 99 50 522 5.30 0.24 75 5.0
Eighteen Sound 12NDA520 300 101 50 531 5.50 0.28 111 4.0
Eighteen Sound 12ND930 500 98 50 531 5.64 0.22 70 6.5
Beyma 12CXA400Nd 400 98 45 550 6.24 0.28 102 6.0
Eighteen Sound 12ND830 450 99 55 531 5.15 0.30 72 6.5
Eighteen Sound 12MB1000 600 102 54 531 6.00 0.20 60 2.5
Eighteen Sound 12W600 450 96 50 531 5.87 0.32 73 6.5
Eighteen Sound 12W500 350 100 46 531 6.02 0.38 123 4.0

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1482 ms