Eighteen Sound 15W750 8Ω
4Ω
8Ω
Subwoofer
| Nominal diameter | 15″ / 380 mm |
| Resonance | 39 Hz |
| Q factor | 0.37 |
| Sensitivity | 96.1 dB |
| Linear excursion | ± 8 mm |
| Program Power | 1200 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 96.1dB
- Frequency response 50 - 4300Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 39Hz
- Mechanical quality factor QMS 9.34
- Electrical quality factor QES 0.39
- Total quality factor QTS 0.37
Large signal parameters
- Maximum linear excursion xmax 8mm
- Air volume displaced at xmax VD 680cm³
- Power handling P 600W
- Program power Pmax 1200W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.1Ω
- Inductance (1kHz) LE 1.1mH
- VC Diameter 75mm
- Winding material Aluminum
Magnet
- Force factor Bl 17.6N/A
- Motor constant Bl/√RE 7.79N/√W
- Material Ferrite
Diaphragm
- Effective diameter 329mm
- Effective area SD 850cm²
- Moving mass MMS 88g
- Moving mass (without air load) MMD 70.5g
- Material Weather protected
Suspensions
- Stiffness KMS 5.29N/mm
- Compliance CMS 189µm/N
- Equivalent volume to the compliance VAS 218L
- Mechanical resistance RMS 2.31N·s/m
Dimensions
- Nominal diameter 15″
- 380mm
- Overall diameter 393mm
- Baffle cutout diameter 354mm
- Overall depth 184mm
- Flange thickness 13mm
- Mounting depth 171mm
- Volume occupied by the driver (estimated) 4.3L
- Net weight 7.9kg
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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