Powered Speaker 21' 4400 Watt 6inch Voice Coil PRO Audio
China Powered Speaker 21′′ 4400 Watt 6inch Voice Coil PRO Audio, Find details and Price about China Speaker, PRO Audio from Powered Speaker 21′′ 4400 Watt 6inch Voice Coil PRO Audio
- 6 INCH COPPER VOICE COIL
- 97 dB/SPL SENSITIVITY
- 4400 WATT PROGRAM POWER HANDING
- FEM OPTIMIZED MOTOR AND SUSPENSIONS
- 53mm PEAK TO PEAK MAXIMUM EXCURSION
- OPTIMIZED COOLING SYSTEM
- ALUMINIUM DEMODULATING RING
- DOUBLE SPIDER
- RESONANCE FREE AND HEAVY DUTY BASKET DESIGN
- TRIPLE ROLL SURROUND
GENERAL SPECIFICATIONS
| Nominal diameter | mm (in.) | 548(21) |
| Nominal impedance | Ω | 4 |
| Minimum impedance | Ω | 4.5 |
| Program power (1) | W | 4400 |
| AES Power rating(2) | W | 2200 |
| Sensitivity (3) | dB | 97 |
| Frequency range | Hz | 29 ~ 1000 |
| Voice coil diameter | mm (in.) | 151(6) |
| Chassis material | Aluminium | |
| Magnet material | Neodymium | |
| Magnet dimensions (ODxIDxh) | mm | 145 x 60 x 10 |
| Coil material | SV | |
| Former material | Glass Fiber | |
| Xmax(4) | mm | 15.8 |
| Xmech(5) | mm | 26.5 |
| Gap height | mm | 17 |
| Voice coil Wingding height | mm | 40 |
SMALL SIGNAL PARAMETERS
| DC resistance | Re | Ohm | 3.6 |
| Resonance frequency | Fs | Hz | 29 |
| Moving mass | Mms | g | 407 |
| Compliance | Cms | mm/N | 0.07 |
| Force factor | BL | N/A | 32 |
| Mechanical Q-factor | Qms | 5.8 | |
| Electrical Q-factor | Qes | 0.35 | |
| Total Q-factor | Qts | 0.33 | |
| Equivalent air volume | Vas | I | 371 |
| Voice coil Inductance | Le | mH | 3.2 |
| Diaphragm area | Sd | cm² | 1750 |
| Reference efficiency | Eta 0 | % | 2.9 |
SHIPPING INFORMATION
| Net weight | Kg | 22.1 |
| Multipack size (1) (W x D x H) | mm | 570 x 570 x 307 |
| Multipack weight | Kg | 24.6 |
Quality Assurance
Since the raw material sent in untill the speaker sent out, every aspect of them will be fully checked.
We have many advanced test equipments to measure the quality of products. No defectives will be send out.
Our company have a nice quality control managing system(QC) that have strict management of products and staffs.
FAQ
1.Q: Are you a factory or trading company?
A: We are a manufacturer with our own factory ,we have more than 15 years experience.
2.Q: Can you do OEM and ODM?
A: Yes, both. We can put your idea into products.
3. How many days do you need to prepare the goods?
We need about 20-25 working days for large order.
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