| Transport Package: | Carton Packaging |
|---|---|
| Specification: | 570 x 570 x 307mm |
| Trademark: | VEMA AUDIO |
| Origin: | China |
| Customization: |
|---|
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Audited Supplier 
| Model: 21NLW2200 | |||
| 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 | p | |
| 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 | |
Suppliers with verified business licenses
Audited Supplier 
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