Skar Audio ZVX-12v2 D2

• Sensitivity (1W, 1m, infinite baffle) SPL1W 85.7dB

Thiele & Small parameters

• Resonance frequency (free air) fS 44Hz
• Mechanical quality factor QMS 6.10
• Electrical quality factor QES 0.50
• Total quality factor QTS 0.45

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 2Ω
• DC resistance (in series) RE 2.5Ω
• Inductance (1kHz, in series, estimated) LE 2.69mH
• VC Diameter 76.2mm
• Winding material Copper-clad aluminium

Magnet

• Force factor (in series) Bl 21.8N/A
• Motor constant Bl/√RE 13.8N/√W
• Diameter 199mm

Diaphragm

• Effective diameter 255mm
• Effective area SD 510cm²
• Moving mass MMS 341g
• Moving mass (without air load) MMD 333g
• Material Pressed Paper

Suspensions

• Stiffness KMS 14.5N/mm
• Compliance CMS 69µm/N
• Equivalent volume to the compliance VAS 25.6L
• Mechanical resistance RMS 15.5N·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