JL Audio 13W3v3-4

• Sensitivity (1W, 1m, infinite baffle) SPL1W 87.6dB

Thiele & Small parameters

• Resonance frequency (free air) fS 23.7Hz
• Mechanical quality factor QMS 6.77
• Electrical quality factor QES 0.47
• Total quality factor QTS 0.44

Large signal parameters

• Maximum linear excursion xmax 15.5mm
• Air volume displaced at xmax VD 1039cm³
• Power handling P 600W
• Program power Pmax 1200W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.6Ω
• Inductance (1kHz, estimated) LE 2.8mH

Magnet

• Force factor Bl 15.6N/A
• Motor constant Bl/√RE 8.26N/√W
• Diameter 147mm

Diaphragm

• Effective diameter 292mm
• Effective area SD 670cm²
• Moving mass MMS 212g
• Moving mass (without air load) MMD 200g

Suspensions

• Stiffness KMS 4.7N/mm
• Compliance CMS 213µm/N
• Equivalent volume to the compliance VAS 136L
• Mechanical resistance RMS 4.66N·s/m

Dimensions

• Nominal diameter 13.5″
• 345mm
• Overall diameter 356mm
• Baffle cutout diameter 319mm
• Mounting depth 194mm
• Volume occupied by the driver 2.72L
• Net weight 8.05kg