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Nominal Diameter   250/10(mm/inch)
Rated Impedance   8 ohm
Peak Power Capacity   600 Watt
Power Capacity   150 Watt
Sensitivity   91 dB
Frequency Range   30-2500 Hz
Minimum Impedance   6 ohm
Voice Coil Diameter   50/2(mm/inch)
Voice Coil Material   Copper
Voice Coil Winding Depth   11 mm
Number of Layers   6
Kind of Layer   Outside
Top Plate Thickness   8 mm
Cone Material   Half pressed pulp
THIELE-SMALL PARAMETERS4  
Resonance Frequency FS   30 Hz
DC Resistance Re   5.6 ohm
Mechanical facto Qms   6.85
Electrical Factor Qes   0.27
Total Factor Qts   0.26
BL Factor BL   15.0T.m
Effective Moving Mass Mms   59.9 gr
Equivalent Cas Air Load Vas   30.8 liters
Effettive Piston Area Sd   0.035 m2
Max. Linear Excursion(mathematical) Smax   ±1.35 mm
Voice-C Coil Inductance@1KHz Le   2.0 mH
 
 
Overall Diameter:   256 mm
Bolt Circle Diameter:   244 mm
Baffe Cutout Diameter:   232 mm
Depth   120 mm
Net Weight:   2.5 Kg
Shipping Weight:   2.8 Kg
Shipping Box:   270x270x145mm

FDB Audio Manufacture Co., Ltd.

Add.: MoWu XinCun Industrial WanJiang District Dongguan China 523040

Tel:+86 769-22024166 +86 769-22024166 Fax: +86 769-22781297