Skar Audio VVX-12v2 D4

• Sensitivity (1W, 1m, infinite baffle) SPL1W 84.7dB
• Frequency response 35 - 450Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 41.2Hz
• Mechanical quality factor QMS 4.83
• Electrical quality factor QES 0.50
• Total quality factor QTS 0.45

Large signal parameters

• Maximum linear excursion xmax 18mm
• Air volume displaced at xmax VD 828cm³
• Power handling P 600W
• Program power Pmax 1200W

Voice Coil

• Nominal impedance Z 2 x 4Ω
• DC resistance (in series) RE 6.4Ω
• Inductance (1kHz, in series, estimated) LE 5.48mH
• VC Diameter 64mm

Magnet

• Force factor (in series) Bl 24.2N/A
• Motor constant Bl/√RE 9.57N/√W
• Diameter 165mm

Diaphragm

• Effective diameter 242mm
• Effective area SD 460cm²
• Moving mass MMS 242g
• Moving mass (without air load) MMD 235g

Suspensions

• Stiffness KMS 12.5N/mm
• Compliance CMS 80µm/N
• Equivalent volume to the compliance VAS 24L
• Mechanical resistance RMS 13N·s/m

Dimensions

• Nominal diameter 12″
• 305mm
• Baffle cutout diameter 284mm
• Mounting depth 183mm
• Volume occupied by the driver 4.2L