JL Audio 10W3v3-4 10inch Subwoofer Driver (4ohm)

Product features

• Free Air Resonance (Fs): 31.49 Hz
• Electrical "Q" (Qes): 0.523
• Mechanical "Q" (Qms): 7.017
• Total Speaker "Q" (Qts): 0.485
• Equivalent Compliance (Vas): 1.138 cu. ft./32.23 liters
• One-Way, Linear Excursion (Xmax)*: 0.550 in./14.0 mm
• Reference Efficiency (no): 0.185%
• Efficiency (1W/1m)**: 84.87 dB SPL
• Effective Piston Area (Sd): 53.475 sq. in./0.0345 sq. m.
• DC Resistance (Re): 3.567 ohm
• Nominal Impedance (Znom): 4 ohm
• Thermal Power Handling (Pt): 500W
• Driver Displacement: 0.049 cu. ft./1.39 liters
• Net Weight: 12.25 lbs./5.56 kg