RCF LF12Y308
Subwoofer
12″ / 305 mm
Nominal diameter
43 Hz
Resonance
0.22
Q factor
96 dB
Sensitivity
± 7 mm
Linear excursion
900 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 95.5
- dB
- Frequency response
- 40 - 2000
- Hz
- Resonance frequency (free air)
- fS
- 43.0
- Hz
- Mechanical quality factor
- QMS
- 4.60
- Electrical quality factor
- QES
- 0.23
- Total quality factor
- QTS
- 0.22
- Maximum linear excursion
- xmax
- 7.0
- mm
- Maximum excursion before damage
- xlim
- 18.0
- mm
- Air volume displaced at xmax
- VD
- 350
- cm³
- Power handling
- P
- 450
- W
- Program power
- Pmax
- 900
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.8
- Ω
- Inductance (1kHz)
- LE
- 2.0
- mH
- VC Diameter
- 76
- mm
- Winding height
- HVC
- 19
- mm
- Winding material
- Copper
- Former material
- Glass Fiber
- Force factor
- Bl
- 19.0
- N/A
- Motor constant
- Bl/√RE
- 7.89
- N/√W
- Air gap height
- HAG
- 10
- mm
- Effective diameter
- 260
- mm
- Effective area
- SD
- 500
- cm²
- Moving mass
- MMS
- 56
- g
- Moving mass (without air load)
- MMD
- 47.7
- g
- Stiffness
- KMS
- 3.86
- N/mm
- Compliance
- CMS
- 259
- µm/N
- Equivalent volume to the compliance
- VAS
- 97
- L
- Mechanical resistance
- RMS
- 3.29
- N·s/m
- Nominal diameter
- 12
- ″
- 305
- mm
- Overall diameter
- 320
- mm
- Baffle cutout diameter
- 284
- mm
- Volume occupied by the driver
- 2.6
- L
- Net weight
- 7.0
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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Export this driver to a simulation software:
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Speakerbench.png.webp)
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