12" Pro Audio:loudspeaker for sound reinforcement system L12/8406

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1.Pro Audio:woofer loudspeaker with Steel Basket,which is ideal for comapct 2-way systems 2.competitive price 3.excellent quality 4.other sizes are also available upon requests 5.Details: General Specifications Nominal Diameter 300/12 mm/inch Rated Impedance 8 ohm Nominal Power handling1 230 Watts Program Power2 460 Watts Sensitivity(lw/lm)3 95 dB Frequency Range4 45-4k Hz Minimum Impedance(Zmin) 6.9 ohm Voice Coil Diameter 50/2 mm/inch Voice Coil Material Copper Voice Coil Winding Depth 14 mm Number of layers 2 Magnet gap depth 8 mm Cone Shape Curved Surround Shape Quadruple-roll Basket Pressed Steel Flux Density 0.95 T Magnet Material/Mass Ceramic/1.18 kg Thiele-Small parameters Resonance frequency Fs 45.7 Hz DC resistance Re 6.4 ohm Mechanical factor Qms 5.71 Electrical factor Qes 0.64 Total factor Qts 0.58 Mechanical compliance Cms 0.19 mm/N Mechanical resistance of suspension losses Rms 3.18 mech-ohm Effective Moving Mass Mms 63.2 gr Half-space efficiency Eff 1.21 % BL Factor BL 13.4 T.m Equivalent Cas air load Vas 85 liters Effective piston area Sd 0.0564 m2 Max.linear excursion Xmax 5 mm Voice-coil inductance LelK 1.02 mH Mounting Information Overall Diameter 307.5 mm Bolt Circle Diameter 294 mm Bolt Hole Diameter 6*9 mm Baffle Cutout Diameter 279 mm Overall Depth 132 mm Net Weight 3.9 kg

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Guangzhou Hipower Audio CO.,LTD

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