Beyma 12CMV2
Subwoofer
12″ / 300 mm
Nominal diameter
49 Hz
Resonance
0.47
Q factor
94 dB
Sensitivity
± 7 mm
Linear excursion
640 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 93.5
- dB
- Frequency response
- 50 - 6000
- Hz
- Resonance frequency (free air)
- fS
- 49.0
- Hz
- Mechanical quality factor
- QMS
- 3.90
- Electrical quality factor
- QES
- 0.54
- Total quality factor
- QTS
- 0.47
- Maximum linear excursion
- xmax
- 7.0
- mm
- Maximum excursion before damage
- xlim
- 29.0
- mm
- Air volume displaced at xmax
- VD
- 371
- cm³
- Power handling
- P
- 320
- W
- Program power
- Pmax
- 640
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.0
- Ω
- Inductance (1kHz)
- LE
- 1.0
- mH
- VC Diameter
- 64
- mm
- Winding height
- HVC
- 17
- mm
- Force factor
- Bl
- 13.7
- N/A
- Motor constant
- Bl/√RE
- 5.59
- N/√W
- Air gap height
- HAG
- 7
- mm
- Effective diameter
- 260
- mm
- Effective area
- SD
- 530
- cm²
- Moving mass
- MMS
- 54
- g
- Moving mass (without air load)
- MMD
- 45.4
- g
- Stiffness
- KMS
- 5.18
- N/mm
- Compliance
- CMS
- 193
- µm/N
- Equivalent volume to the compliance
- VAS
- 76
- L
- Mechanical resistance
- RMS
- 4.2
- N·s/m
- Nominal diameter
- 12
- ″
- 300
- mm
- Overall diameter
- 310
- mm
- Baffle cutout diameter
- 280
- mm
- Overall depth
- 130
- mm
- Volume occupied by the driver (estimated)
- 2.1
- L
- Net weight
- 4.6
- 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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