Skar Audio SVR-12 D4

• Sensitivity (1W, 1m, infinite baffle) SPL1W 86.1dB

Thiele & Small parameters

• Resonance frequency (free air) fS 34Hz
• Mechanical quality factor QMS 6.53
• Electrical quality factor QES 0.60
• Total quality factor QTS 0.54

Large signal parameters

• Maximum linear excursion xmax 15mm
• Air volume displaced at xmax VD 796cm³
• Power handling P 800W
• Program power Pmax 1600W

Voice Coil

• Nominal impedance Z 2 x 4Ω
• DC resistance (in series) RE 7.6Ω
• Inductance (1kHz, in series, estimated) LE 6.29mH
• VC Diameter 66mm
• Winding material Copper

Magnet

• Force factor (in series) Bl 24.8N/A
• Motor constant Bl/√RE 8.98N/√W
• Diameter 170mm

Diaphragm

• Effective diameter 260mm
• Effective area SD 531cm²
• Moving mass MMS 230g
• Moving mass (without air load) MMD 221g
• Material Pressed Paper

Suspensions

• Stiffness KMS 13.7N/mm
• Compliance CMS 73µm/N
• Equivalent volume to the compliance VAS 29L
• Mechanical resistance RMS 7.52N·s/m
• Surround material Foam

Dimensions

• Nominal diameter 12″
• 322mm
• Overall diameter 322mm
• Baffle cutout diameter 284mm
• Overall depth 194mm
• Flange thickness 24mm
• Mounting depth 170mm
• Volume occupied by the driver (estimated) 3.8L