Eighteen Sound 6NMB900
8Ω
16ΩMid Bass
| Nominal diameter | 6.5″ / 152 mm |
| Resonance | 95 Hz |
| Q factor | 0.32 |
| Sensitivity | 96.7 dB |
| Linear excursion | ± 3 mm |
| Program Power | 260 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 96.7dB
- Frequency response 200 - 7000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 95Hz
- Mechanical quality factor QMS 2.87
- Electrical quality factor QES 0.36
- Total quality factor QTS 0.32
Large signal parameters
- Maximum linear excursion xmax 3mm
- Air volume displaced at xmax VD 39cm³
- Power handling P 200W
- Program power Pmax 260W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.2Ω
- Inductance (1kHz) LE 0.1mH
- VC Diameter 44mm
- Winding material Aluminum
Magnet
- Force factor Bl 8.5N/A
- Motor constant Bl/√RE 3.73N/√W
- Material Neodymium
Diaphragm
- Effective diameter 129mm
- Effective area SD 130cm²
- Moving mass MMS 7.4g
- Moving mass (without air load) MMD 6.3g
- Material Weather protected
Suspensions
- Stiffness KMS 2.64N/mm
- Compliance CMS 379µm/N
- Equivalent volume to the compliance VAS 10.3L
- Mechanical resistance RMS 1.54N·s/m
Dimensions
- Nominal diameter 6.5″
- 152mm
- Overall diameter 162mm
- Baffle cutout diameter 148mm
- Overall depth 73mm
- Flange thickness 11mm
- Mounting depth 62mm
- Volume occupied by the driver (estimated) 0.41L
- Net weight 1.25kg
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
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Hornresp
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SpeakerSim
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