China Hipower Top 10 Speakers Professional Audio PA Loudspeaker 8ohm

Hipower Top 10 Speakers Professional Audio PA Loudspeaker 8Ohm

Product main features:
- 18-inch PA speaker
- Ideal for subwoofer
- 700W RMS, 98dB
- 4 inch voice coil, 220mm magnet
- Subwoofer which is ideal for high quality professional bass reflex and bass horn systems
- Hipower Audio is a professinal speaker factory with experience in the PA speaker field for 8 years. We make our own tranducers, HF drivers and empty cabinets.
Introduction:
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.

Speaker's Details:

General SpecificationsNominal Diameter460/18mm/inchRated Impedance8ohmNominal Power handling700WattsProgram Power1400WattsSensitivity(lw/lm)98dBFrequency Range39-1.0KHzMinimum Impedance(Zmin)7.0ohmVoice Coil Diameter100/4mm/inchVoice Coil MaterialCopper Voice Coil Winding Depth23mmNumber of layers2(Inside/Outside) Magnet gap depth12mmSurround ShapeTriple-roll BasketCast Aluminum Flux Density1.1TMagnet Material/MassCeramic

Thiele-Small parametersResonance frequencyFs39HzDC resistanceRe5.4ohmMechanical factorQms14.2 Electrical factorQes0.41 Total factorQts0.39 Mechanical complianceCms0.10mm/NMechanical resistance
of suspension lossesRms2.8mech-ohmEffective Moving MassMms160grHalf-space efficiencyEff3.0%BL FactorBL22.9T.mEquivalent Cas air loadVas207litersEffective piston areaSd0.1213m2Max.linear excursionXmax8mmVoice-coil inductanceLelK1.89mH

Mounting InformationOverall Diameter466.5mmBolt Circle Diameter442mmBolt Hole Diameter6.5x5.5mmBaffle Cutout Diameter423mmOverall Depth202mmNet Weight12.8kg