JL Audio 8W3v3-4

• Sensitivity (1W, 1m, infinite baffle) SPL1W 83.1dB

Thiele & Small parameters

• Resonance frequency (free air) fS 35.1Hz
• Mechanical quality factor QMS 7.07
• Electrical quality factor QES 0.50
• Total quality factor QTS 0.47

Large signal parameters

• Maximum linear excursion xmax 10mm
• Air volume displaced at xmax VD 210cm³
• Power handling P 250W
• Program power Pmax 500W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.8Ω
• Inductance (1kHz, estimated) LE 1.6mH

Magnet

• Force factor Bl 11.8N/A
• Motor constant Bl/√RE 6.08N/√W
• Diameter 121mm

Diaphragm

• Effective diameter 164mm
• Effective area SD 210cm²
• Moving mass MMS 84.1g
• Moving mass (without air load) MMD 81.8g

Suspensions

• Stiffness KMS 4.1N/mm
• Compliance CMS 244µm/N
• Equivalent volume to the compliance VAS 15.3L
• Mechanical resistance RMS 2.63N·s/m

Dimensions

• Nominal diameter 8″
• 200mm
• Overall diameter 217mm
• Baffle cutout diameter 180mm
• Mounting depth 118mm
• Volume occupied by the driver 0.85L
• Net weight 3.7kg