Eighteen Sound 8NMB750 16Ω
8Ω
16Ω
Woofer
Nominal diameter | 8″ / 225 mm |
Resonance | 91 Hz |
Q factor | 0.37 |
Sensitivity | 94.2 dB |
Linear excursion | ± 6.3 mm |
Program Power | 700 W |
.jpg)
.jpg)
- Sensitivity (1W, 1m, infinite baffle) SPL1W 94.2dB
- Frequency response 56 - 7000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 91Hz
- Mechanical quality factor QMS 5.90
- Electrical quality factor QES 0.39
- Total quality factor QTS 0.37
Large signal parameters
- Maximum linear excursion xmax 6.3mm
- Air volume displaced at xmax VD 145cm³
- Power handling P 350W
- Program power Pmax 700W
Voice Coil
- Nominal impedance Z 16Ω
- DC resistance RE 10.2Ω
- Inductance (1kHz) LE 0.3mH
- VC Diameter 75mm
Magnet
- Force factor Bl 21.5N/A
- Motor constant Bl/√RE 6.73N/√W
- Material Neodymium
Diaphragm
- Effective diameter 171mm
- Effective area SD 230cm²
- Moving mass MMS 30g
- Moving mass (without air load) MMD 27.3g
- Material Water,UV repellent
Suspensions
- Stiffness KMS 9.8N/mm
- Compliance CMS 102µm/N
- Equivalent volume to the compliance VAS 7.3L
- Mechanical resistance RMS 2.91N·s/m
Dimensions
- Nominal diameter 8″
- 225mm
- Overall diameter 225mm
- Baffle cutout diameter 186mm
- Overall depth 105mm
- Flange thickness 11mm
- Mounting depth 94mm
- Volume occupied by the driver (estimated) 1.2L
- Net weight 3.5kg
.png)
.png)
.png)
Export this driver to a simulation software:
Closed Box Simulator·





