Skar Audio VD-10 D4

• Sensitivity (1W, 1m, infinite baffle) SPL1W 89.4dB

Thiele & Small parameters

• Resonance frequency (free air) fS 41.9Hz
• Mechanical quality factor QMS 4.20
• Electrical quality factor QES 0.42
• Total quality factor QTS 0.42

Large signal parameters

• Maximum linear excursion xmax 11.5mm
• Air volume displaced at xmax VD 400cm³
• Power handling P 500W
• Program power Pmax 800W

Voice Coil

• Nominal impedance Z 2 x 4Ω
• DC resistance (in series) RE 6.6Ω
• Inductance (1kHz, in series, estimated) LE 4.01mH
• VC Diameter 50.8mm
• Winding material Copper

Magnet

• Force factor (in series) Bl 34.4N/A
• Motor constant Bl/√RE 9.47N/√W
• Diameter 152mm

Diaphragm

• Effective diameter 211mm
• Effective area SD 348cm²
• Moving mass MMS 144g
• Moving mass (without air load) MMD 139g
• Material Pressed Paper

Suspensions

• Stiffness KMS 10N/mm
• Compliance CMS 100µm/N
• Equivalent volume to the compliance VAS 17.2L
• Mechanical resistance RMS 9.05N·s/m
• Surround material Foam

Dimensions

• Nominal diameter 10″
• 271mm
• Overall diameter 271mm
• Baffle cutout diameter 237mm
• Overall depth 140mm
• Flange thickness 26mm
• Mounting depth 114mm
• Volume occupied by the driver (estimated) 1.9L