L15 / 8574-Pro Audio Componente de parlante Bajo 18 Pulgadas profesionales de ferrita Altavoces china supplier
6. terrific subwoofer of compass bass relex
6 Reasonable price for a 18" speaker like this which delivers good bass sound.This model has been in sales for more than 3 years and it has won a good name among the oversea customers in its performance and consistancy .
7.Hipower Audio is a professinal speaker factory with experience in the speaker field for 8 years. We make our own tranducers ,HF drivers and empty cabinets.
8. Details:
| General Specifications |
| Nominal Diameter | 380/15 | mm/inch |
| Rated Impedance | 8 | ohm |
| Nominal Power handling | 550 | Watts |
| Program Power | 1100 | Watts |
| Sensitivity(lw/lm) | 97 | dB |
| Frequency Range | 41-2.2K | Hz |
| Minimum Impedance(Zmin) | 6.7 | ohm |
| Voice Coil Diameter | 100/4 | mm/inch |
| Voice Coil Material | Copper | |
| Voice Coil Winding Depth | 23 | mm |
| Number of layers | 2(Inside/Outside) | |
| Magnet gap depth | 12 | mm |
| Cone Shape | Curved | |
| Surround Shape | M-roll | |
| Basket | Cast Aluminum | |
| Flux Density | 1.1 | T |
| Magnet Material/Mass | Ceramic/3.65 | kg |
| Thiele-Small parameters |
| Resonance frequency | Fs | 41 | Hz |
| DC resistance | Re | 5.4 | ohm |
| Mechanical factor | Qms | 11 | |
| Electrical factor | Qes | 0.31 | |
| Total factor | Qts | 0.30 | |
| Mechanical compliance | Cms | 0.12 | mm/N |
Mechanical resistance
of suspension losses | Rms | 2.94 | mech-ohm |
| Effective Moving Mass | Mms | 128 | gr |
| Half-space efficiency | Eff | 2.6 | % |
| BL Factor | BL | 23.7 | T.m |
| Equivalent Cas air load | Vas | 126 | liters |
| Effective piston area | Sd | 0.0871 | m2 |
| Max.linear excursion | Xmax | 8 | mm |
| Voice-coil inductance | LelK | 1.95 | mH |
| Mounting Information |
| Overall Diameter | 393.5 | mm |
| Bolt Circle Diameter | 373 | mm |
| Bolt Hole Diameter | 6.5 | mm |
| Baffle Cutout Diameter | 356.5 | mm |
| Overall Depth | 172 | mm |
| Net Weight | 11.9 | kg |
Guangzhou HiPower Audio Co., Ltd. is located in GuangZhou, China. As a head manufacturer of high quality professional speakers, our 10000sqm factory is outfitted with 6 customized production lines, allowing us to meet the needs of OEM partners.
Hipower specializes in manufacturing high-quality and reliable loudspeakers. Our product ranges consist of professional low frequency transducers, high frequency compression drivers, and Karaoke speakers.
In the R&D, our experienced engineers and technicians carry out research on new materials, state-of-the-art components and advanced product designs with the help of an anechoic chamber, test instruments and simulation software.
Since Hipower was found, we have established a high standard of quality. Our management, manufacturing and quality standards are guaranteed by the ISO9001: 2000 system in 2008.
We are looking forward to establishing long-term relationships with you.
