Speaker Beyma 21LEX1600Nd, 8 ohm, 21 inch
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Beyma |
21LEX1600Nd |
21LEX1600ND-8 |
121LEX16ND8 |
Cone driver |
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Brand Beyma |
Model 21LEX1600Nd |
TLHP code 21LEX1600ND-8 |
Manufacturer code 121LEX16ND8 |
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Product type Cone driver |
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High power handling and low distortion 21" subwoofer
Exclusive Malt Cross® Technology Cooling System
Low power compression losses
High sensitivity: 99,5 dB (1W / 1m)
FEA optimized neodymium magnetic circuit
Ultra low air noise
Optimized non-linear behaviour
Exclusive NCR membrane (Neck Coupling Reinforcement)
Waterproof cone with treatment for both sides
Double silicone spider
4" TRIO in/out copper voice coil
Aluminium demodulating ring
Extended controlled displacement: Xmax ± 13 mm
65 mm peak-to-peak excursion before damage
Optimized for direct radiation and band-pass subwoofer applications
General |
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| Product type | Cone driver |
| Brand | Beyma |
| Reference | 21LEX1600Nd |
| Product code | 121LEX16ND8 |
Informations |
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| Nominal impedance | 8 ohm |
| Dimensional category | 21 inch |
| Frequency coverage type | Sub, Low |
| Manufacturer sensitivity | 98 dB |
| Calculated sensitivity | 96.23 dB |
| Nominal power handling | 1600 W |
| Max power handling | 3200 W |
| Bandwidth | 30÷1000 Hz |
Fundamental parameters |
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| Sd | 1734 cm² |
| Mms | 393 gr |
| Cms | 72 µm/N |
| Rms | 8.6 kg/s |
| Le | 4.7 mH |
| Re | 5.4 ohm |
| BL | 36.6 T.m |
Small signal parameters |
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| Fs | 30 Hz |
| Qes | 0.3 |
| Qms | 8.6 |
| Qts | 0.29 |
| Vas | 305 L |
Datas |
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| Xmax | ±14 mm |
| Calculated Xmax | ±14.9167 mm |
| Xvar, Xmech, Xlim | ±32.5 mm |
| EBP | 100 Hz |
| Zmin | 7.2 ohm |
| Fs / Qts | 103 Hz |
| Vas * Qts² | 25.66 L |
| Efficiency | 2.7 % |
| Calculated efficiency | 2.64 % |
| Weight | ~11.8 kg |
| Demodulation ring | Yes |
Dimensions |
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| Voice coil diameter | 4 inch |
| Winding depth | 34.5 mm |
| Gap height | 14 mm |
| Outside diameter | 545 mm |
| Baffle cutout diameter | 492 mm |
| Depth | 268 mm |
| Front thickness | 20 mm |
| Depth after front | 248 mm |
Shape & Materials |
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| Front chape | Cylindrical |
| Magnet type | Neodymium |
| Winding material | Copper |
Question about Beyma 21LEX1600ND-8
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Beyma 21LEX1600ND-8, Range, version, replacement...
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Repair Beyma 21LEX1600ND-8
Informations Beyma 21LEX1600ND-8
Exclusive Malt Cross® Technology Cooling System
Low power compression losses
High sensitivity: 99,5 dB (1W / 1m)
FEA optimized neodymium magnetic circuit
Ultra low air noise
Optimized non-linear behaviour
Exclusive NCR membrane (Neck Coupling Reinforcement)
Waterproof cone with treatment for both sides
Double silicone spider
4" TRIO in/out copper voice coil
Aluminium demodulating ring
Extended controlled displacement: Xmax ± 13 mm
65 mm peak-to-peak excursion before damage
Optimized for direct radiation and band-pass subwoofer applications
All or a part of the characteristics displayed on this page are provided by the manufacturer, it is possible that some pieces of information are unavailable or wrong. In addition, the manufacturer may need to change the product specifications without notice at any time in order to improve the product, or to adapt his offer to the manufacturing and supply constraints.. We suggest you to contact us if you need further information, if you observe a mistake or if you wish to have confirmation about information.
Measures/Schemes Beyma 21LEX1600ND-8
SPL vs Impedance measure *
* Frequency response measured with loudspeaker standing on infinite baffle in anechoic chamber
Dimensions
