L21 / 8613 -21 pulgadas 1200WRMS compactos Altavoz profesional subwoofer para la etapa
6. terrific LF Loud Speaker for Subwoofer of compass bass relex
7 Reasonable price for a 21" speaker like this which delivers good bass sound.This model is a new model with unique design and great power.
8.Hipower Audio is a professinal loud speaker factory with experience in the speaker field for 12 years. We make our own tranducers ,HF drivers and empty cabinets.
9. Pro sound, Pa audio , speaker system, speaker enclosure,professional speaker
10. OEM service is available
| General Specifications |
| Nominal Diameter | 530/21 | mm/inch |
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| Rated Impedance | 8 | ohm |
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| Nominal Power handling1 | 1200 | Watts |
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| Program Power2 | 2400 | Watts |
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| Sensitivity(lw/lm)3 | 98 | dB |
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| Frequency Range4 | 23-900 | Hz |
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| Minimum Impedance(Zmin) | 9.3 | ohm |
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| Voice Coil Diameter | 150/6 | mm/inch |
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| Voice Coil Material | Copper |
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| Voice Coil Winding Depth | 30 | mm |
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| Number of layers | 4(inside/outside) |
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| Magnet gap depth | 12 | mm |
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| Surround Shape | Tripple-roll |
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| Basket | CastAluminum |
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| Flux Density | 1.1 | T |
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| Magnet Material/Mass | Ceramic |
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| Thiele-Small parameters |
| Resonance frequency | Fs | 23.4 | Hz |
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| DC resistance | Re | 6.5 | ohm |
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| Mechanical factor | Qms | 14.4 |
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| Electrical factor | Qes | 0.22 |
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| Total factor | Qts | 0.22 |
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| Mechanical compliance | Cms | 0.1 | mm/N |
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Mechanical resistance
of suspension losses | Rms | 4.94 | mech-ohm |
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| Effective Moving Mass | Mms | 485 | gr |
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| Half-space efficiency | Eff | 2.14 | % |
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| BL Factor | BL | 45.9 | T.m |
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| Equivalent Cas air load | Vas | 385 | liters |
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| Effective piston area | Sd | 0.1698 | m2 |
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| Max.linear excursion | Xmax | 12 | mm |
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| Voice-coil inductance | LelK | 6.24 | mH |
| Mounting Information |
| Overall Diameter | 556 | mm |
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| Bolt Circle Diameter | 528 | mm |
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| Bolt Hole Diameter | 6.5 | mm |
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| Baffle Cutout Diameter | 493 | mm |
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| Overall Depth | 220 | mm |
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| Net Weight 28.5Kg |
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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.
