Focal Sub 10 Slim

• Sensitivity (1W, 1m, infinite baffle) SPL1W 81dB

Thiele & Small parameters

• Resonance frequency (free air) fS 25Hz
• Mechanical quality factor QMS 6.96
• Electrical quality factor QES 0.71
• Total quality factor QTS 0.64

Large signal parameters

• Power handling P 230W
• Program power Pmax 460W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.2Ω
• Inductance (1kHz, estimated) LE 2.04mH
• VC Diameter 20mm

Magnet

• Force factor Bl 10.4N/A
• Motor constant Bl/√RE 5.81N/√W

Diaphragm

• Effective diameter 200mm
• Effective area SD 314cm²
• Moving mass MMS 155g
• Moving mass (without air load) MMD 151g
• Material Polypropylene

Suspensions

• Stiffness KMS 3.7N/mm
• Compliance CMS 270µm/N
• Equivalent volume to the compliance VAS 37L
• Mechanical resistance RMS 3.5N·s/m
• Surround material Butyl

Dimensions

• Nominal diameter 10″
• 271mm
• Overall diameter 271mm
• Baffle cutout diameter 236mm
• Mounting depth 73mm
• Volume occupied by the driver (estimated) 1.7L
• Net weight 4.0kg