Focal FLAX EVO Sub P 25 FE
4Ω
Subwoofer
| Nominal diameter | 10″ / 250 mm |
| Resonance | 31 Hz |
| Q factor | 0.45 |
| Sensitivity | 84.9 dB |
| Linear excursion | ± 14 mm |
| Program Power | 600 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 84.9dB
Thiele & Small parameters
- Resonance frequency (free air) fS 31Hz
- Mechanical quality factor QMS 4.50
- Electrical quality factor QES 0.51
- Total quality factor QTS 0.45
Large signal parameters
- Maximum linear excursion (one way) xmax 14mm
- Air volume displaced at xmax VD 486cm³
- Power handling P 300W
- Program power Pmax 600W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.7Ω
- Inductance (1kHz) LE 2.7mH
- VC Diameter 50mm
- Winding height HVC 35mm
- Winding material Copper
- Former material Glass Fiber
Magnet
- Flux density B 0.75T
- Force factor Bl 14.8N/A
- Motor constant Bl/√RE 7.69N/√W
- Air gap height HAG 8mm
- Diameter 145mm
- Height 40mm
Diaphragm
- Effective diameter 210mm
- Effective area SD 347cm²
- Moving mass MMS 145g
- Moving mass (without air load) MMD 140g
- Material Flax
Suspensions
- Stiffness KMS 5.88N/mm
- Compliance CMS 170µm/N
- Equivalent volume to the compliance VAS 29L
- Mechanical resistance RMS 6.28N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 10″
- 250mm
- Overall diameter 260mm
- Baffle cutout diameter 234mm
- Mounting depth 141mm
- Volume occupied by the driver (estimated) 2.4L
- Net weight 5.4kg
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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