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LF Speakers Neodymium


Key Features



MODEL W157556
Nominal Diameter 380/15 mm/inch
Rated impedance 8 ohm
Power handing capacity 400 watts
Sensitivity(1w/1m) 98 dB
Frequency Range Fs-4000 Hz
Voice Coil Diameter 75/3 mm/inch
Voice Coil Material Copper
Number of layer 2
Kind of layer inside/outside 
Resonance frequency Fs 41 Hz 
Dc resistance Re 5.2 ohm
Mechanical factor Qms 7.6014
Electrical factor Qes 0.3791
Total factor Qts 0.3611
BL factor BL 21 T.M
Effective Moving mass Mms 105.65 g
Effective Cas air load Vas 168.7099 liters
Effective piston area Sd 0.0946 m^2
Overall Diameter Φ387/Φ15.24 mm/inch
Bolt Circle Diameter Φ370/Φ14.55 mm/inch 
Bolt Hole Diameter 8-Φ7.15/8-Φ0.28 mm/inch
Mount Baffle Cut-out Φ357/Φ14.06 mm/inch
Depth 140/5.52 mm/inch
Net Weight    ( 1 unit) 4.1 kg
Shipping Weight ( 1 unit) 5.7 kg
Package Size  ( 1 unit) 405*405*214 mm 

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