4.165 ESB 4000 SERIES 6.5" MID WOOFER

4.165 ESB 6.5"/165 mm Mid-Woofer

Speaker Type: Component Mid-Woofer
Nominal Diameter: 6.5”/165 mm
Nominal Impedance (Znom): 4 Ohms
Continuous Power Handling: 150 W
Peak Power Handling: 300 W
Rec. Amplifier Power: 60 - 225W (RMS)
PARAMETERS
Voice Coil Resistance (Re): 2.91 Ohms
Voice Coil Diameter: 25.5 mm
Free Air Resonance (Fs): 57.3 Hz
Reference Efficiency (no): 0,36 %
Sensitivity: 89.5 dB @ 1W/1m
92.5 dB @ 2.83V/1m
Electrical “Q” (Qes): 0.625
Mechanical “Q” (Qms): 4.403
Total Speaker “Q” (Qts): 0.547
Equivalent Compliance (Vas): 12.55 lt
Moving Mass (Mms): 15.3 g
Mech. Compliance (Cms): 0.504 mm/N
Magnetic Strength (BL): 5.065 N/A
Effective Piston Area (Sd): 132.73 sq. cm
One-Way Linear Excursion (Xmax): 4.5 mm