Beyma 8NMFW
Subwoofer
8″ / 200 mm
Nominal diameter
37 Hz
Resonance
0.34
Q factor
88 dB
Sensitivity
± 9 mm
Linear excursion
400 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 87.8
- dB
- Frequency response
- 30 - 2500
- Hz
- Resonance frequency (free air)
- fS
- 37.0
- Hz
- Mechanical quality factor
- QMS
- 7.60
- Electrical quality factor
- QES
- 0.36
- Total quality factor
- QTS
- 0.34
- Maximum linear excursion
- xmax
- 9.0
- mm
- Maximum excursion before damage
- xlim
- 43.0
- mm
- Air volume displaced at xmax
- VD
- 204
- cm³
- Power handling
- P
- 200
- W
- Program power
- Pmax
- 400
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.7
- Ω
- Inductance (1kHz)
- LE
- 1.1
- mH
- VC Diameter
- 51
- mm
- Winding height
- HVC
- 20
- mm
- Force factor
- Bl
- 13.4
- N/A
- Motor constant
- Bl/√RE
- 5.61
- N/√W
- Air gap height
- HAG
- 6
- mm
- Effective diameter
- 170
- mm
- Effective area
- SD
- 227
- cm²
- Moving mass
- MMS
- 48
- g
- Moving mass (without air load)
- MMD
- 45.4
- g
- Stiffness
- KMS
- 2.66
- N/mm
- Compliance
- CMS
- 376
- µm/N
- Equivalent volume to the compliance
- VAS
- 27
- L
- Mechanical resistance
- RMS
- 1.5
- N·s/m
- Nominal diameter
- 8
- ″
- 200
- mm
- Overall diameter
- 227
- mm
- Baffle cutout diameter
- 181
- mm
- Overall depth
- 137
- mm
- Volume occupied by the driver (estimated)
- 1.5
- L
- Net weight
- 3.7
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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