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LF Speaker Ferrite


Key Features



MODEL W126547
Nominal Diameter 300/12 mm/inch
Rated impedance 8 ohm
Power handing capacity 300 watts
Sensitivity(1w/1m) 95.5 dB
Frequency Range Fs-3500 Hz
Voice Coil Diameter 65/2.5 mm/inch
Voice Coil Material Copper
Number of layer 2
Kind of layer inside/outside 
Resonance frequency Fs 44 Hz 
Dc resistance Re 5.7 ohm
Mechanical factor Qms 8.1
Electrical factor Qes 0.374
Total factor Qts 0.36
BL factor BL 17 T.M
Effective Moving mass Mms 67.8 g
Effective Cas air load Vas 75.18 liters
Effective piston area Sd 0.0531 m^2
Overall Diameter Φ323/Φ12.72 mm/inch
Bolt Circle Diameter Φ302/Φ11.89 mm/inch 
Bolt Hole Diameter 8-Φ6.5/8-Φ0.25 mm/inch
Mount Baffle Cut-out Φ287/Φ11.30 mm/inch
Depth 152/5.98 mm/inch
Net W       (2 unit) 11.8 kg
Shipping Weight (2 unit) 14 kg
Package Size   (2 unit) 590*330*180 mm 

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