Guangzhou Hengda Audio Equipment Co., Ltd.  

Product Name: 15" PRO Audio Sound Box PA Loudspeaker, 500W Woofer Model NO.: HDW-15082 THD: <0.005% Monitor: None Application: Commercial, Home Speaker Material: Ferrite Speaker System: Mono Operation Mode: Wire / Remote Control Activity: Passive Hi-Fi: Not Hi-Fi Noise: <95dB Voice Coil Diameter: 4 Inch (100mm) Basket: Aluminium Program Power: 1000 W Sensitivity: 93.5dB Net Weight: 12.4 Kg Magnet: Ferrite 220 Trademark: OEM and ODM are both welcome. Transport Package: by Export Carton Specification: 10/12/15/18 inch are all available. Origin: China HS Code: 851829000 Product Description LF woofer 8 ohm 15 inch full range speaker high performance speakersGeneral SpecificationsNominal Diameter380/15mm/inchRated Impedance8ohmNominal Power handling500WattsProgram Power1000WattsSensitivity(lw/lm)93.5dBFrequency Range47.9-4KHzMinimum Impedance(Zmin)5.6ohmVoice Coil Diameter100(4)mm/inchVoice Coil MaterialCpperNumber of layers2Magnet gap depth12mmSurround ShapeW-rollBasketCasket aluminiumMagnet220Mounting InformationOverall Diameter395mmBolt Circle Diameter377mmBaffle Cutout Diameter362mmOverall Depth155mmNet Weight12.4kgShipping weight13.2kgShipping Box400*400*180mmThiele-Small ParametersResonance frequencyFs47.9HzDC resistanceRe5.6ohmMechanical factorQms7.63Electrical factorQes0.5Total factorQts0.47Mechanical complianceCms0.06mm/NMechanical resistanceRms7mech-ohmof suspension lossesEffective Moving MassMms178.3grHalf-space efficiencyEff1.41%BL FactorBL24.4T.mEquivalent Cas air loadVas67.5litersVoice-coil inductanceLelK1.5mH