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Nominal Diameter   300/12(mm/inch)
Rated Impedance   8ohm
Peak Power Capacity   1200Watt
Power Capacit   300Watt
Sensitivity   97dB
Frequency Range   40-3000Hz
Minmum Impedance   6.8ohm
Voice Coil Diameter   75/3(mm/inch)
Voice Coil Material   Edge Wound
Voice Coil Winding Depth   17mm
Number of Layers   2
Kind of layer   outside
Top Plate Thickness   10mm
Cone Material   Half pressed pulp
Resonance Frequency FS   42Hz
DC Resistance Re   5.6ohm
Mechanical Factor Qms   3.21
Electrical Factor Qes   0.23
Total Factor Qts   0.22
BL Factor BL   19.4T.m
Effective Moving Mass Mms   56.8gr
Equivalent Cas Air Load Vas   93.4liters
Effettive Piston Area Sd   0.053m2
Max. Linear Excursion(mathematical) Smax   ±3.5mm
Voice-C Coil Inductance@1KHz Le   1.0mH
Overall Diameter:   313mm
Bolt Circle Diameter:   295mm
Baffle Cutout Diameter:   280mm
Depth   135mm
Net Weight:   4.2kg
Shipping Weight:   4.6kg
Shipping Box:   320x320x170mm

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