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Nominal Diameter: 15 inch / 381 mm
Rated Impedance: 8 ohm
Program Power (watt): 1200W
Power handling capacity: 600W
Sensitivity: 99.0 dB
Frequency range: 40 - 2000 Hz
Effective piston diameter: 325 mm / 12.8 inch
Max. Excursion Before Damage: 44 mm / 1.73 inch
Minimum Impedance (ohm): 7.9 ohm
Voice Coil Diameter: 4.0 inch / 102 mm
Voice Coil Length: 16 mm / 0.63 inch
Number of layers: 2
Kind of layers: inside/outside
Top Plate Thickness: 9 mm / 0.35 inch
Cone Design: Curved
Surround Design: M-roll
Resonance frequency (Fs): 35 Hz
DC resistance (Re) (ohm): 6.60 ohm
Mechanical factor Qms: 8.60
Electrical factor Qes: 0.25
Total factor Qts: 0.24
Bl factor (Bl) (T x m): 23.00 T x m
Effective moving mass (Mms): 91.0 g
Equivalent Cas air loaded (Vas): 227.0 liters
Effective piston area (Sd): 0.080 m2
Max. linear excursion (Xmax): 6 mm
Voice coil inductance @ 1kHz (Le1k): 1.00 mH
Half-space efficency (Eff): 3.75%