Eighteen Sound 12MB600
4Ω
8ΩWoofer
12″ / 315 mm
Nominal diameter
46 Hz
Resonance
0.19
Q factor
98 dB
Sensitivity
± 4.5 mm
Linear excursion
600 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 97.5
- dB
- Frequency response
- 58 - 5000
- Hz
- Resonance frequency (free air)
- fS
- 46.0
- Hz
- Mechanical quality factor
- QMS
- 4.89
- Electrical quality factor
- QES
- 0.19
- Total quality factor
- QTS
- 0.19
- Maximum linear excursion
- xmax
- 4.5
- mm
- Air volume displaced at xmax
- VD
- 239
- cm³
- Power handling
- P
- 450
- W
- Program power
- Pmax
- 600
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 2.7
- Ω
- Inductance (1kHz)
- LE
- 0.45
- mH
- VC Diameter
- 75
- mm
- Force factor
- Bl
- 14.9
- N/A
- Motor constant
- Bl/√RE
- 9.07
- N/√W
- Effective diameter
- 260
- mm
- Effective area
- SD
- 531
- cm²
- Moving mass
- MMS
- 56
- g
- Moving mass (without air load)
- MMD
- 47.2
- g
- Stiffness
- KMS
- 4.67
- N/mm
- Compliance
- CMS
- 214
- µm/N
- Equivalent volume to the compliance
- VAS
- 86
- L
- Mechanical resistance
- RMS
- 3.31
- N·s/m
- Nominal diameter
- 12
- ″
- 315
- mm
- Overall diameter
- 315
- mm
- Baffle cutout diameter
- 282
- mm
- Overall depth
- 147
- mm
- Flange thickness
- 16
- mm
- Mounting depth
- 131
- mm
- Volume occupied by the driver (estimated)
- 3.4
- L
- Net weight
- 8.3
- 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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