JL Audio 13W1v2-8

• Sensitivity (1W, 1m, infinite baffle) SPL1W 87.5dB

Thiele & Small parameters

• Resonance frequency (free air) fS 21.9Hz
• Mechanical quality factor QMS 6.77
• Electrical quality factor QES 0.46
• Total quality factor QTS 0.43

Large signal parameters

• Maximum linear excursion xmax 12mm
• Air volume displaced at xmax VD 818cm³
• Power handling P 350W
• Program power Pmax 700W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.8Ω
• Inductance (1kHz, estimated) LE 5.23mH

Magnet

• Force factor Bl 20.4N/A
• Motor constant Bl/√RE 7.82N/√W
• Diameter 134mm

Diaphragm

• Effective diameter 295mm
• Effective area SD 682cm²
• Moving mass MMS 206g
• Moving mass (without air load) MMD 193g

Suspensions

• Stiffness KMS 3.89N/mm
• Compliance CMS 257µm/N
• Equivalent volume to the compliance VAS 169L
• Mechanical resistance RMS 4.17N·s/m

Dimensions

• Nominal diameter 13.5″
• 345mm
• Overall diameter 356mm
• Baffle cutout diameter 319mm
• Mounting depth 150mm
• Volume occupied by the driver 1.42L
• Net weight 5.08kg