Eminence LA12850
Woofer
12″ / 305 mm
Nominal diameter
46 Hz
Resonance
0.32
Q factor
95 dB
Sensitivity
± 5 mm
Linear excursion
1600 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 94.5
- dB
- Frequency response
- 63 - 2100
- Hz
- Resonance frequency (free air)
- fS
- 46.0
- Hz
- Mechanical quality factor
- QMS
- 12.73
- Electrical quality factor
- QES
- 0.32
- Total quality factor
- QTS
- 0.32
- Maximum linear excursion
- xmax
- 5.0
- mm
- Maximum excursion before damage
- xlim
- 14.0
- mm
- Air volume displaced at xmax
- VD
- 273
- cm³
- Power handling
- P
- 800
- W
- Program power
- Pmax
- 1600
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.9
- Ω
- Inductance (1kHz)
- LE
- 0.96
- mH
- VC Diameter
- 102
- mm
- Winding material
- Copper
- Former material
- Polyimide
- Force factor
- Bl
- 19.51
- N/A
- Motor constant
- Bl/√RE
- 8.05
- N/√W
- Air gap height
- HAG
- 9.5
- mm
- Weight
- 3.09
- kg
- Material
- Ferrite
- Effective diameter
- 264
- mm
- Effective area
- SD
- 545
- cm²
- Moving mass
- MMS
- 73
- g
- Moving mass (without air load)
- MMD
- 64
- g
- Material
- Water resistant treated paper
- Stiffness
- KMS
- 6.25
- N/mm
- Compliance
- CMS
- 160
- µm/N
- Equivalent volume to the compliance
- VAS
- 66.1
- L
- Mechanical resistance
- RMS
- 1.66
- N·s/m
- Surround material
- Paper
- Nominal diameter
- 12
- ″
- 305
- mm
- Overall diameter
- 313
- mm
- Baffle cutout diameter
- 281
- mm
- Overall depth
- 119
- mm
- Volume occupied by the driver
- 2.9
- L
- Net weight
- 9.3
- kg
- Frame material
- Die-cast aluminum