ESB Audio - 4.6C 6.5”/165 mm Coaxial

Speaker Type: Component Coaxial
Nominal Diameter: 6.5”/165 mm
Nominal Impedance (Znom): 4 Ohms
Continuous Power Handling: 100 W
Peak Power Handling: 200 W
Sensitivity: 89/89.5 dB @ 1W/1m
(Tw/Wf) 92/92.5 dB @ 2.83V/1m
Rec. Amplifier Power: 40 - 180W (RMS)
TWEETER PARAMETERS
Voice Coil Resistance (Re): 3.71 Ohms
Free Air Resonance (Fs): 1300 Hz
Electrical “Q” (Qes): 1.686
Mechanical “Q” (Qms): 1.129
Total Speaker “Q” (Qts): 0.676
WOOFER PARAMETERS
Voice Coil Resistance (Re): 2.91 Ohms
Free Air Resonance (Fs): 57.3 Hz
Reference Efficiency (no): 0.36 %
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