Guangzhou Hipower Audio Co., Ltd.  

Product Name: L18/6620-Nice Performance 18 Inch PRO Sound Loud Speakers Subwoofer Parlante Model NO.: L18/6620 Brand: Hipower Certification: ISO9001 WORD nChannels: Passive Usage: Stage Speaker Radiation Mode: Indirect Radiation Type Style: Round Transducer Principle: Permanent Magnetic Speaker Cone: Paper Cone Transmission Mode: Electrical Category: Speaker Net Weight: 14.6kgs Gross Weight: 14.6kgs Magnet Size: 220mm Basket Material: Aluminum Markets: Europe, Asia, South and North America Annual Sales Quantity: 3000 Pieces Trademark: Hipower Transport Package: Export Caton Specification: 18 inch Origin: China HS Code: 851829000 Product Description L18/6620-Nice Performance 18 Inch Pro Sound Loud Speakers Subwoofer ParlanteProduct main features:- Impact subwoofer- 4"voice coil, 220mm magnet- 650Watt, 97.5dB- Yearly sales: 3000 PCS-Terrific PRO audio subwoofer of compass bass relexIntroduction:We are a PA speaker factory of more than 13 years in Panyu,Guangzhou,China,occupying 2000 square meters with 3 production lines.We make Pro audio speakers from small sizes upto 24 inch.R&D Capability:In the R&D, Hipower's experienced engineers and technicians carry out researches on new materials.state-of-art components and advacned product designs with the help of an anechoic chamber,test instruments and simulation sofwares.Markets:Ever since 2003, we have been exporting to many countries, including southeast Asia, Europe, North Ameria and South America.Details:Nominal Diameter460/18mm/inchRated Impedance6ohmNominal Power handling650WattsProgram Power1300WattsSensitivity(lw/lm)97.5dBFrequency Range32-2.2KHzMinimum Impedance(Zmin)5.8ohmVoice Coil Diameter100/4mm/inchVoice Coil MaterialcopperVoice Coil Winding Depth23mmNumber of layers2Magnet gap depth12mmCone ShapeCurvedSurround ShapeM-rollBasketCast AluminumFlux Density1.0TMagnet Material/MassCeramic/3.65kgMounting InformationOverall Diameter461mmBolt Circle Diameter439mmBolt Hole Diameter6.5mmBaffle Cutout Diameter424mmOverall Depth200mmNet Weight12.1kgThiele-Small parametersResonance frequencyFs32HzDC resistanceRe5.0ohmMechanical factorQms13.4Electrical factorQes0.35Total factorQts0.34Mechanical complianceCms0.14mm/NMechanical resistanceof suspension lossesRms2.63mech-ohmEffective Moving MassMms174grHalf-space efficiencyEff2.7%BL FactorBL22.4T.mEquivalent Cas air loadVas292litersEffective piston areaSd0.1225m2Max.linear excursionXmax8mmVoice-coil inductanceLelK1.96mH