Eighteen Sound 8NMB750 16Ω
8Ω
16Ω
Woofer
8″ / 225 mm
Nominal diameter
91 Hz
Resonance
0.37
Q factor
94 dB
Sensitivity
± 6.3 mm
Linear excursion
700 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 94.2
- dB
- Frequency response
- 56 - 7000
- Hz
- Resonance frequency (free air)
- fS
- 91.0
- Hz
- Mechanical quality factor
- QMS
- 5.90
- Electrical quality factor
- QES
- 0.39
- Total quality factor
- QTS
- 0.37
- Maximum linear excursion
- xmax
- 6.3
- mm
- Air volume displaced at xmax
- VD
- 145
- cm³
- Power handling
- P
- 350
- W
- Program power
- Pmax
- 700
- W
- Nominal impedance
- Z
- 16
- Ω
- DC resistance
- RE
- 10.2
- Ω
- Inductance (1kHz)
- LE
- 0.3
- mH
- VC Diameter
- 75
- mm
- Force factor
- Bl
- 21.5
- N/A
- Motor constant
- Bl/√RE
- 6.73
- N/√W
- Material
- Neodymium
- Effective diameter
- 171
- mm
- Effective area
- SD
- 230
- cm²
- Moving mass
- MMS
- 30
- g
- Moving mass (without air load)
- MMD
- 27.3
- g
- Material
- Water,UV repellent
- Stiffness
- KMS
- 9.8
- N/mm
- Compliance
- CMS
- 102
- µm/N
- Equivalent volume to the compliance
- VAS
- 7.3
- L
- Mechanical resistance
- RMS
- 2.91
- N·s/m
- Nominal diameter
- 8
- ″
- 225
- mm
- Overall diameter
- 225
- mm
- Baffle cutout diameter
- 186
- mm
- Overall depth
- 105
- mm
- Flange thickness
- 11
- mm
- Mounting depth
- 94
- mm
- Volume occupied by the driver (estimated)
- 1.2
- L
- Net weight
- 3.5
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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Export this driver to a simulation software:
Closed Box Simulator·
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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