Focal K2 POWER SUB 25 KXS
Subwoofer
10″ / 268 mm
Nominal diameter
35 Hz
Resonance
0.8
Q factor
81 dB
Sensitivity
700 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 81.4
- dB
- Frequency response
- 25 - 500
- Hz
- Resonance frequency (free air)
- fS
- 35.0
- Hz
- Mechanical quality factor
- QMS
- 5.00
- Electrical quality factor
- QES
- 0.97
- Total quality factor
- QTS
- 0.80
- Power handling
- P
- 350
- W
- Program power
- Pmax
- 700
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.2
- Ω
- Inductance (1kHz, estimated)
- LE
- 1.06
- mH
- VC Diameter
- 45
- mm
- Force factor
- Bl
- 11.5
- N/A
- Motor constant
- Bl/√RE
- 6.43
- N/√W
- Effective diameter
- 204
- mm
- Effective area
- SD
- 327
- cm²
- Moving mass
- MMS
- 180
- g
- Moving mass (without air load)
- MMD
- 175.5
- g
- Material
- K2 Sandwich
- Stiffness
- KMS
- 8.33
- N/mm
- Compliance
- CMS
- 120
- µm/N
- Equivalent volume to the compliance
- VAS
- 18
- L
- Mechanical resistance
- RMS
- 7.92
- N·s/m
- Surround material
- Butyl
- Nominal diameter
- 10
- ″
- 268
- mm
- Overall diameter
- 268
- mm
- Baffle cutout diameter
- 235
- mm
- Mounting depth
- 95
- mm
- Volume occupied by the driver (estimated)
- 2.0
- L
- Net weight
- 4.7
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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