18 Inch Subwoofer With Glass Fiber Former For Live Sound/sound Bars/entertainment

Brand Name: TURBOSONIC Model Number: MW18-100 Type: Passive Use: Karaoke Player,Stage,PA loudspeaker,Outdoor Place of Origin: Guangdong China (Mainland) Sensitivity: 98db Size: 18inch Fs/Qts/Vas: 42Hz/0.32/145L Nominal Power handling1: 650W Packaging & Delivery Packaging Detail: In single cardboard Seaworthy packing. Printing can be customed according to drawings. Delivery Detail: 30 days Specifications *1200 W continuous program power capacity *98dB Sensitivity 1w/1m *39Hz ~2300Hz frequency response range *4'' inside/outside voice coil with OFC(Oxygen-free Copper) wire for improved power-handling and durability*Optimized winding length and high flexible M-rolled cloth surround for extended Xmax*Reinforced Conex?spider for improved linearity control*Ideal for compact bass-reflex subwoofer application SPECIFICATIONS  General SpecificationsNominal Diameter460/18mm/inchRated Impedance8ohmNominal Power handling1650WattsProgram Power21300WattsSensitivity(lw/lm)398dBFrequency Range442-2300HzMinimum Impedance(Zmin)7.4ohmVoice Coil Diameter100/4mm/inchVoice Coil MaterialCopper Former MaterialGlass Fiber  Voice Coil Winding Depth23mmNumber of layers2(inside/outside) Magnet gap depth11mmBasketCast Aluminum Flux Density1.1TMagnet Weight125oz  Thiele-Small parametersResonance frequencyFs42HzDC resistanceRe5.4ohmMechanical factorQms9.1 Electrical factorQes0.33 Total factorQts0.32 Mechanical complianceCms0.08mm/NMechanical resistanceof suspension lossesRms5.4mechk-ohmEffective Moving MassMms184grHalf-space efficiencyEff3.2%BL FactorBL28.2T.mEquivalent Cas air loadVas145litersEffective piston areaSd0.1164m2Max.linear excursion5Xmax8.5mmVoice coilinductanceLelK2.0mHEfficiency Bandwidth ProductEBP127 mh  Mounting InformationOverall Diameter         461mmBolt Circle Diameter439mmBolt Hole Diameter6.5x9.5mmBaffle Cutout Diameter424mmOverall Depth197mmNet Weight12kgShipping Weight14.5kgShipping Box500X500x200mm  NOTES:  1. AES standard(40~400Hz)2. Program Power is defined as 3 dB greater than the nominal power handling.3. Sensitivity is measured at 1W input on rated impedance at 1m on axis  and       averaged between 50Hz and 500Hz.4. Frequency range is defined as the band of frequencies  delineated  by the lower   and upper limits where the output level drops by 10dB below the rated sensitivity.5. The maxinum linear excursion is calculated as: (Hvc-Hg)/2+Hg/4 where Hvc is         The voice coil depth  and Hg is the gap depth.6. Vb: Net internal volume of box after subtracting the volume of internal objects.        Frequency response curves  Impedance and phase curves   Computer predicted low frequency response