China 15 "Subwoofer PRO Audio Stable Speaker Ferrite Falante Profissional 550W

L15 / 8574-15 "Subwoofer PRO Audio Stable Speaker Ferrite Falante Profissional 550W

Product main features:
- 550Watts RMS power
-97dB Sensitivity 1w/1m
- 41Hz-2.2K Hz Frequency range
- 100mm inside/outside copper voice coil with polyimide fiberglass former
- High flexibly M-roll cloth surround with deep corrugation for extended Xmax
- Reinforced Conex spider to improve the linearity control
- Dual-force air ventilation and 16mm back plate for minimum power compression
- Double treated cone for water protection
-- terrific subwoofer of compass bass relex
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 Capacity:
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 Diameter380/15mm/inchRated Impedance8ohmNominal Power handling550WattsProgram Power1100WattsSensitivity(lw/lm)97dBFrequency Range41-2.2KHzMinimum Impedance(Zmin)6.7ohmVoice Coil Diameter100/4mm/inchVoice Coil MaterialCopper Voice Coil Winding Depth23mmNumber of layers2(Inside/Outside) Magnet gap depth12mmCone ShapeCurved Surround ShapeM-roll BasketCast Aluminum Flux Density1.1TMagnet Material/MassCeramic/3.65kg

Thiele-Small parametersResonance frequencyFs41HzDC resistanceRe5.4ohmMechanical factorQms11 Electrical factorQes0.31 Total factorQts0.30 Mechanical complianceCms0.12mm/NMechanical resistance
of suspension lossesRms2.94mech-ohmEffective Moving MassMms128grHalf-space efficiencyEff2.6%BL FactorBL23.7T.mEquivalent Cas air loadVas126litersEffective piston areaSd0.0871m2Max.linear excursionXmax8mmVoice-coil inductanceLelK1.95mH

Mounting InformationOverall Diameter393.5mmBolt Circle Diameter373mmBolt Hole Diameter6.5mmBaffle Cutout Diameter356.5mmOverall Depth172mmNet Weight11.9kg