Eighteen Sound 10W500
 8Ω
Woofer
| Nominal diameter | 10″ / 260 mm | 
| Resonance | 53 Hz | 
| Q factor | 0.29 | 
| Sensitivity | 94.9 dB | 
| Linear excursion | ± 5.5 mm | 
| Program Power | 400 W | 
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 94.9dB
 - Frequency response 55 - 4500Hz
 
Thiele & Small parameters
- Resonance frequency (free air) fS 53Hz
 - Mechanical quality factor QMS 4.22
 - Electrical quality factor QES 0.31
 - Total quality factor QTS 0.29
 
Large signal parameters
- Maximum linear excursion xmax 5.5mm
 - Air volume displaced at xmax VD 193cm³
 - Power handling P 280W
 - Program power Pmax 400W
 
Voice Coil
- Nominal impedance Z 8Ω
 - DC resistance RE 6.0Ω
 - Inductance (1kHz) LE 0.72mH
 - VC Diameter 51mm
 - Winding material Copper
 
Magnet
- Force factor Bl 14.6N/A
 - Motor constant Bl/√RE 5.96N/√W
 - Material Ferrite
 
Diaphragm
- Effective diameter 211mm
 - Effective area SD 350cm²
 - Moving mass MMS 33g
 - Moving mass (without air load) MMD 28.3g
 - Material Weather protected
 
Suspensions
- Stiffness KMS 3.66N/mm
 - Compliance CMS 273µm/N
 - Equivalent volume to the compliance VAS 45.2L
 - Mechanical resistance RMS 2.6N·s/m
 
Dimensions
- Nominal diameter 10″
 - 260mm
 - Overall diameter 260mm
 - Baffle cutout diameter 232mm
 - Overall depth 121mm
 - Flange thickness 14mm
 - Mounting depth 107mm
 - Volume occupied by the driver (estimated) 1.8L
 - Net weight 4.7kg
 
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Export this driver to a simulation software:
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