Skar Audio ZVX-12v2 D1

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

Thiele & Small parameters

• Resonance frequency (free air) fS 51Hz
• Mechanical quality factor QMS 3.80
• Electrical quality factor QES 0.44
• Total quality factor QTS 0.41

Large signal parameters

• Maximum linear excursion xmax 29mm
• Air volume displaced at xmax VD 1479cm³
• Power handling P 1500W
• Program power Pmax 3000W

Voice Coil

• Nominal impedance Z 2 x 1Ω
• DC resistance (in series) RE 2.0Ω
• Inductance (1kHz, in series, estimated) LE 2.19mH
• VC Diameter 76.2mm
• Winding material Copper-clad aluminium

Magnet

• Force factor (in series) Bl 32N/A
• Motor constant Bl/√RE 16N/√W
• Diameter 199mm

Diaphragm

• Effective diameter 255mm
• Effective area SD 510cm²
• Moving mass MMS 350g
• Moving mass (without air load) MMD 342g
• Material Pressed Paper

Suspensions

• Stiffness KMS 15.2N/mm
• Compliance CMS 66µm/N
• Equivalent volume to the compliance VAS 24.4L
• Mechanical resistance RMS 29.5N·s/m
• Surround material Foam

Dimensions

• Nominal diameter 12″
• 321mm
• Overall diameter 321mm
• Baffle cutout diameter 286mm
• Overall depth 289mm
• Flange thickness 38mm
• Mounting depth 251mm
• Volume occupied by the driver (estimated) 6.4L