BMS 18N862
Subwoofer
18″ / 458 mm
Nominal diameter
25 Hz
Resonance
0.34
Q factor
93 dB
Sensitivity
± 19 mm
Linear excursion
3000 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 93.1
- dB
- Frequency response
- 20 - 200
- Hz
- Resonance frequency (free air)
- fS
- 25.1
- Hz
- Mechanical quality factor
- QMS
- 6.75
- Electrical quality factor
- QES
- 0.36
- Total quality factor
- QTS
- 0.34
- Maximum linear excursion
- xmax
- 19.0
- mm
- Air volume displaced at xmax
- VD
- 2316
- cm³
- Power handling
- P
- 1500
- W
- Program power
- Pmax
- 3000
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.6
- Ω
- Inductance (1kHz)
- LE
- 0.81
- mH
- VC Diameter
- 102
- mm
- Winding height
- HVC
- 50
- mm
- Winding material
- Copper
- Force factor
- Bl
- 25.52
- N/A
- Motor constant
- Bl/√RE
- 10.8
- N/√W
- Air gap height
- HAG
- 12
- mm
- Material
- Neodymium
- Effective diameter
- 394
- mm
- Effective area
- SD
- 1219
- cm²
- Moving mass
- MMS
- 267
- g
- Moving mass (without air load)
- MMD
- 237.6
- g
- Stiffness
- KMS
- 6.67
- N/mm
- Compliance
- CMS
- 150
- µm/N
- Equivalent volume to the compliance
- VAS
- 312
- L
- Mechanical resistance
- RMS
- 6.24
- N·s/m
- Nominal diameter
- 18
- ″
- 458
- mm
- Overall diameter
- 458
- mm
- Baffle cutout diameter
- 412
- mm
- Overall depth
- 250
- mm
- Volume occupied by the driver (estimated)
- 7.0
- L
- Net weight
- 10.5
- kg
- Frame material
- Aluminum
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
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SpeakerSim
MfbLabs
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