FDB-Audio logo Home Company Products News Project Downloads Feedback Contact

中文版>English>Products>Woofer>PN1840
 

Nominal Diameter   460/18(mm/inch)
Rated Impedance   8ohm
Peak Power Capacity   2000Watt
Power Capacit   500Watt
Sensitivity   98dB
Frequency Range   30-2000Hz
Minmum Impedance   6.3ohm
Voice Coil Diameter   100/4(mm/inch)
Voice Coil Material   Edge Wound
Voice Coil Winding Depth   25mm
Number of Layers   2
Kind of layer   outside
Top Plate Thickness   12mm
Cone Material   Half pressed pulp
THIELE_DMALL PARAMETERS$  
Resonance Frequency FS   31Hz
DC Resistance Re   5.2ohm
Mechanical Factor Qms   3.15
Electrical Factor Qes   0.34
Total Factor Qts   0.31
BL Factor BL   24.2T.m
Effective Moving Mass Mms   191.2gr
Equivalent Cas Air Load Vas   290.7liters
Effettive Piston Area Sd   0.13m2
Max. Linear Excursion(mathematical) Smax   ±8mm
Voice-C Coil Inductance@1KHz Le   1.4mH
 
 
Overall Diameter:   468mm
Bolt Circle Diameter:   451mm
Baffle Cutout Diameter:   434mm
Depth   202mm
Net Weight:   6.25kg
Shipping Weight:   6.8kg
Shipping Box:   500x480x220mm

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