BMS 12S305
Woofer
12″ / 318 mm
Nominal diameter
35 Hz
Resonance
0.27
Q factor
93 dB
Sensitivity
± 11 mm
Linear excursion
1600 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 92.6
- dB
- Frequency response
- 35 - 2500
- Hz
- Resonance frequency (free air)
- fS
- 35.0
- Hz
- Mechanical quality factor
- QMS
- 5.80
- Electrical quality factor
- QES
- 0.28
- Total quality factor
- QTS
- 0.27
- Maximum linear excursion
- xmax
- 11.0
- mm
- Air volume displaced at xmax
- VD
- 567
- cm³
- Power handling
- P
- 800
- W
- Program power
- Pmax
- 1600
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.4
- Ω
- Inductance (1kHz)
- LE
- 0.7
- mH
- VC Diameter
- 77
- mm
- Winding height
- HVC
- 32
- mm
- Winding material
- Copper
- Force factor
- Bl
- 20.14
- N/A
- Motor constant
- Bl/√RE
- 8.67
- N/√W
- Air gap height
- HAG
- 10
- mm
- Material
- Ferrite
- Effective diameter
- 256
- mm
- Effective area
- SD
- 515
- cm²
- Moving mass
- MMS
- 95
- g
- Moving mass (without air load)
- MMD
- 86.5
- g
- Stiffness
- KMS
- 4.59
- N/mm
- Compliance
- CMS
- 218
- µm/N
- Equivalent volume to the compliance
- VAS
- 82
- L
- Mechanical resistance
- RMS
- 3.6
- N·s/m
- Nominal diameter
- 12
- ″
- 318
- mm
- Overall diameter
- 318
- mm
- Baffle cutout diameter
- 284
- mm
- Overall depth
- 153
- mm
- Volume occupied by the driver (estimated)
- 3.4
- L
- Net weight
- 8.0
- kg
- Frame material
- Cast Aluminum
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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