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Nominal Diameter   300/12(mm/inch)
Rated Impedance   8ohm
Peak Power Capacity   1000Watt
Power Capacit   250Watt
Sensitivity   96dB
Frequency Range   40-3000Hz
Minmum Impedance   6.7ohm
Voice Coil Diameter   65/2.5(mm/inch)
Voice Coil Material   Copper
Voice Coil Winding Depth   13mm
Number of Layers   2
Kind of Layer   outside
Top Plate Thickness   8mm
Cone Material   Half pressed pulp
THIELE_DMALL PARAMETERS4  
Resonance frequency FS   45Hz
DC resistance Re   5.6ohm
Mechanical facto Qms   2.41
Electrical factor Qes   0.36
Total factor Qts   0.36
BL Factor BL   13.7T.m
Effective Moving Mass Mms   50gr
Equivalent Cas Air Load Vas   98.8liters
Effettive Piston Area Sd   0.053m2
Max. Linear Excursion(mathematical) Smax   ±3mm
Voice-C Coil Inductance@1KHz Le   0.7mH
 
 
Overall Diameter:   310mm
Bolt Circle Diameter:   294mm
Baffle Cutout Diameter:   278mm
Depth   135mm
Net Weight:   4.7kg
Shipping Weight:   5.1kg
Shipping Box:   325x325x170mm

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