Focal Sub 10 Dual
Subwoofer
10″ / 271 mm
Nominal diameter
25 Hz
Resonance
0.65
Q factor
83 dB
Sensitivity
500 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 82.5
- dB
- Resonance frequency (free air)
- fS
- 25.0
- Hz
- Mechanical quality factor
- QMS
- 5.21
- Electrical quality factor
- QES
- 0.75
- Total quality factor
- QTS
- 0.65
- Power handling
- P
- 250
- W
- Program power
- Pmax
- 500
- W
- Nominal impedance
- Z
- 2 x 4
- Ω
- DC resistance (in series)
- RE
- 7.0
- Ω
- Inductance (1kHz, in series, estimated)
- LE
- 1.71
- mH
- VC Diameter
- 50
- mm
- Force factor (in series)
- Bl
- 13.0
- N/A
- Motor constant
- Bl/√RE
- 4.91
- N/√W
- Diameter
- 140
- mm
- Effective diameter
- 200
- mm
- Effective area
- SD
- 314
- cm²
- Moving mass
- MMS
- 110
- g
- Moving mass (without air load)
- MMD
- 105.7
- g
- Material
- Polypropylene
- Stiffness
- KMS
- 2.86
- N/mm
- Compliance
- CMS
- 350
- µm/N
- Equivalent volume to the compliance
- VAS
- 49
- L
- Mechanical resistance
- RMS
- 3.32
- N·s/m
- Surround material
- Butyl
- Nominal diameter
- 10
- ″
- 271
- mm
- Overall diameter
- 271
- mm
- Baffle cutout diameter
- 236
- mm
- Mounting depth
- 111
- mm
- Volume occupied by the driver (estimated)
- 1.9
- L
- Net weight
- 4.5
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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