Focal Sub 10 Dual
2x4Ω
Subwoofer
Nominal diameter | 10″ / 271 mm |
Resonance | 25 Hz |
Q factor | 0.65 |
Sensitivity | 82.5 dB |
Program Power | 500 W |
.jpg)
.jpg)
.jpg)
- Sensitivity (1W, 1m, infinite baffle) SPL1W 82.5dB
Thiele & Small parameters
- Resonance frequency (free air) fS 25Hz
- Mechanical quality factor QMS 5.21
- Electrical quality factor QES 0.75
- Total quality factor QTS 0.65
Large signal parameters
- Power handling P 250W
- Program power Pmax 500W
Voice Coil
- Nominal impedance Z 2 x 4Ω
- DC resistance (in series) RE 7.0Ω
- Inductance (1kHz, in series, estimated) LE 3.55mH
- VC Diameter 50mm
Magnet
- Force factor (in series) Bl 13N/A
- Motor constant Bl/√RE 4.91N/√W
- Diameter 140mm
Diaphragm
- Effective diameter 200mm
- Effective area SD 314cm²
- Moving mass MMS 110g
- Moving mass (without air load) MMD 106g
- Material Polypropylene
Suspensions
- Stiffness KMS 2.86N/mm
- Compliance CMS 350µm/N
- Equivalent volume to the compliance VAS 49L
- Mechanical resistance RMS 3.32N·s/m
- Surround material Butyl
Dimensions
- Nominal diameter 10″
- 271mm
- Overall diameter 271mm
- Baffle cutout diameter 236mm
- Mounting depth 111mm
- Volume occupied by the driver (estimated) 1.9L
- Net weight 4.5kg
.png)
Export this driver to a simulation software:
Closed Box Simulator·




