Eighteen Sound 12MB700

Eighteen Sound 12MB700
General Specifications Datasheet
Brand Eighteen Sound
Reference 12MB700
Size 12 in
300 mm
Type Mid Bass
Impedance Z 8 Ω
Minimum impedance Zmin 5.7 Ω
Nominal Power P 450 W
Program Power Pmax 600 W
Sensitivity SPL 101.5 dB
Usable frequency range 60 - 5000 Hz
Recommended crossover 4000 Hz
  • 101,5 dB SPL 1W / 1m sensitivity
  • 75 mm (3 in) Interleaved Sandwich Voice coil (ISV)
  • 450 W AES power handling
  • Double Demodulating Rings (DDR) for lower distortion
  • Improved heat dissipation via unique basket design
  • Weather protected cone and plates for outdoor usage
  • Ideal for compact two way and multiway systems
Eighteen Sound 12MB700 Frequency response
Eighteen Sound 12MB700 Impedance
Thiele/Small parameters Values in gray are calculated.
Resonant frequency Fs 49 Hz
Surface area of cone Sd 531 cm²
DC resistance Re 5 Ω
Mechanical Q Qms 4.70
Electromagnetic Q Qes 0.20
Total Q factor Qts 0.19
Mechanical suspension compliance Cms 253 µm/N
Compliance equivalent air volume Vas 101 liters
Moving mass Mmd 33.9 g
Moving mass (including airload) Mms 41 g
Mechanical resistance Rms 2.7 N·s/m
BL product BL 17.8 T·m
Voice coil inductance Le 0.9 mH
Maximum linear excursion (one way) Xmax 4.5 mm
Maximum mechanical limit (one way) Xlim 11 mm
Efficiency η₀ 5.75 %
Efficiency bandwidth product EBP 245
Effective diaphragm diameter Ø 26 cm
Import this driver in a simulation software:
WinISD 18Sound 12MB700.wdr
Hornresp 18Sound 12MB700.txt
Basta! 18Sound 12MB700.bastaelement
Eighteen Sound 12MB700 Dimensions
Dimensions
Overall diameter 315 mm
Baffle hole diameter 282 mm
Overall depth 147.5 mm
Flange thickness 16.5 mm
Net weight 8 kg
Materials of construction
Diaphragm material Paper
Diaphragm shape Curvilinear
Surround material Polycotton
Voice Coil Parameters
Voice coil diameter 75 mm
Coil material Aluminum
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This page may contain errors or inaccuracies. Please check the up-to-date specifications on the manufacturer website before starting your project.

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